Home / 62,947.29-86,864.49-36,088.20

Finding the Fourth Proportional to 62,947.29, 86,864.49 and 36,088.20

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Solution

The fourth proportional to 62,947.29, 86,864.49 and 36,088.20 is: 49,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,947.29 : 86,864.49 = 36,088.20 : x
  2. Step 2: Convert to fraction form
    62,947.29/86,864.49 = 36,088.20/x
  3. Step 3: Cross multiply
    62,947.29x = 86,864.49 × 36,088.20
  4. Step 4: Simplify right side
    62,947.29x = 3,134,783,088.02
  5. Step 5: Solve for x
    x = 3,134,783,088.02/62,947.29
  6. Step 6: Final answer
    x = 49,800.13

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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.