Home / 58,856.01-81,221.60-31,998.73

Finding the Fourth Proportional to 58,856.01, 81,221.60 and 31,998.73

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Solution

The fourth proportional to 58,856.01, 81,221.60 and 31,998.73 is: 44,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,856.01 : 81,221.60 = 31,998.73 : x
  2. Step 2: Convert to fraction form
    58,856.01/81,221.60 = 31,998.73/x
  3. Step 3: Cross multiply
    58,856.01x = 81,221.60 × 31,998.73
  4. Step 4: Simplify right side
    58,856.01x = 2,598,988,048.57
  5. Step 5: Solve for x
    x = 2,598,988,048.57/58,856.01
  6. Step 6: Final answer
    x = 44,158.41

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Half scale
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Double scale
Find fourth proportional to 58,857.01, 81,222.98 and 31,999.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.