Home / 112,414.08-155,134.56-62,116.32

Finding the Fourth Proportional to 112,414.08, 155,134.56 and 62,116.32

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Solution

The fourth proportional to 112,414.08, 155,134.56 and 62,116.32 is: 85,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,414.08 : 155,134.56 = 62,116.32 : x
  2. Step 2: Convert to fraction form
    112,414.08/155,134.56 = 62,116.32/x
  3. Step 3: Cross multiply
    112,414.08x = 155,134.56 × 62,116.32
  4. Step 4: Simplify right side
    112,414.08x = 9,636,387,972.02
  5. Step 5: Solve for x
    x = 9,636,387,972.02/112,414.08
  6. Step 6: Final answer
    x = 85,722.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.