Home / 62,869.50-86,760.18-34,577.28

Finding the Fourth Proportional to 62,869.50, 86,760.18 and 34,577.28

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Solution

The fourth proportional to 62,869.50, 86,760.18 and 34,577.28 is: 47,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,869.50 : 86,760.18 = 34,577.28 : x
  2. Step 2: Convert to fraction form
    62,869.50/86,760.18 = 34,577.28/x
  3. Step 3: Cross multiply
    62,869.50x = 86,760.18 × 34,577.28
  4. Step 4: Simplify right side
    62,869.50x = 2,999,931,036.71
  5. Step 5: Solve for x
    x = 2,999,931,036.71/62,869.50
  6. Step 6: Final answer
    x = 47,716.79

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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.