Home / 58,856.30-81,221.29-31,998.81

Finding the Fourth Proportional to 58,856.30, 81,221.29 and 31,998.81

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Solution

The fourth proportional to 58,856.30, 81,221.29 and 31,998.81 is: 44,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,856.30 : 81,221.29 = 31,998.81 : x
  2. Step 2: Convert to fraction form
    58,856.30/81,221.29 = 31,998.81/x
  3. Step 3: Cross multiply
    58,856.30x = 81,221.29 × 31,998.81
  4. Step 4: Simplify right side
    58,856.30x = 2,598,984,546.67
  5. Step 5: Solve for x
    x = 2,598,984,546.67/58,856.30
  6. Step 6: Final answer
    x = 44,158.14

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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.