Home / 58,853.96-81,220.05-31,998.27

Finding the Fourth Proportional to 58,853.96, 81,220.05 and 31,998.27

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Solution

The fourth proportional to 58,853.96, 81,220.05 and 31,998.27 is: 44,158.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,853.96 : 81,220.05 = 31,998.27 : x
  2. Step 2: Convert to fraction form
    58,853.96/81,220.05 = 31,998.27/x
  3. Step 3: Cross multiply
    58,853.96x = 81,220.05 × 31,998.27
  4. Step 4: Simplify right side
    58,853.96x = 2,598,901,089.31
  5. Step 5: Solve for x
    x = 2,598,901,089.31/58,853.96
  6. Step 6: Final answer
    x = 44,158.48

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Half scale
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Double scale
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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.