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Finding the Fourth Proportional to 118,737.77, 178,084.37 and 59,557.55

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Solution

The fourth proportional to 118,737.77, 178,084.37 and 59,557.55 is: 89,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,737.77 : 178,084.37 = 59,557.55 : x
  2. Step 2: Convert to fraction form
    118,737.77/178,084.37 = 59,557.55/x
  3. Step 3: Cross multiply
    118,737.77x = 178,084.37 × 59,557.55
  4. Step 4: Simplify right side
    118,737.77x = 10,606,268,028.97
  5. Step 5: Solve for x
    x = 10,606,268,028.97/118,737.77
  6. Step 6: Final answer
    x = 89,325.14

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1.5x scale

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.