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Finding the Fourth Proportional to 160,503.53, 240,760.83 and 76,220.19

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Solution

The fourth proportional to 160,503.53, 240,760.83 and 76,220.19 is: 114,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,503.53 : 240,760.83 = 76,220.19 : x
  2. Step 2: Convert to fraction form
    160,503.53/240,760.83 = 76,220.19/x
  3. Step 3: Cross multiply
    160,503.53x = 240,760.83 × 76,220.19
  4. Step 4: Simplify right side
    160,503.53x = 18,350,836,278.61
  5. Step 5: Solve for x
    x = 18,350,836,278.61/160,503.53
  6. Step 6: Final answer
    x = 114,332.92

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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.