Home / 118,737.18-178,125.59-43,857.50

Finding the Fourth Proportional to 118,737.18, 178,125.59 and 43,857.50

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Solution

The fourth proportional to 118,737.18, 178,125.59 and 43,857.50 is: 65,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,737.18 : 178,125.59 = 43,857.50 : x
  2. Step 2: Convert to fraction form
    118,737.18/178,125.59 = 43,857.50/x
  3. Step 3: Cross multiply
    118,737.18x = 178,125.59 × 43,857.50
  4. Step 4: Simplify right side
    118,737.18x = 7,812,142,282.44
  5. Step 5: Solve for x
    x = 7,812,142,282.44/118,737.18
  6. Step 6: Final answer
    x = 65,793.56

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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.