Home / 106,933.13-147,600.56-61,641.38

Finding the Fourth Proportional to 106,933.13, 147,600.56 and 61,641.38

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Solution

The fourth proportional to 106,933.13, 147,600.56 and 61,641.38 is: 85,084.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,933.13 : 147,600.56 = 61,641.38 : x
  2. Step 2: Convert to fraction form
    106,933.13/147,600.56 = 61,641.38/x
  3. Step 3: Cross multiply
    106,933.13x = 147,600.56 × 61,641.38
  4. Step 4: Simplify right side
    106,933.13x = 9,098,302,730.28
  5. Step 5: Solve for x
    x = 9,098,302,730.28/106,933.13
  6. Step 6: Final answer
    x = 85,084.04

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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.