Home / 118,787.64-178,159.17-59,607.42

Finding the Fourth Proportional to 118,787.64, 178,159.17 and 59,607.42

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Solution

The fourth proportional to 118,787.64, 178,159.17 and 59,607.42 is: 89,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,787.64 : 178,159.17 = 59,607.42 : x
  2. Step 2: Convert to fraction form
    118,787.64/178,159.17 = 59,607.42/x
  3. Step 3: Cross multiply
    118,787.64x = 178,159.17 × 59,607.42
  4. Step 4: Simplify right side
    118,787.64x = 10,619,608,473.04
  5. Step 5: Solve for x
    x = 10,619,608,473.04/118,787.64
  6. Step 6: Final answer
    x = 89,399.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.