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Finding the Fourth Proportional to 237,240.80, 355,861.20 and 96,966.62

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Solution

The fourth proportional to 237,240.80, 355,861.20 and 96,966.62 is: 145,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,240.80 : 355,861.20 = 96,966.62 : x
  2. Step 2: Convert to fraction form
    237,240.80/355,861.20 = 96,966.62/x
  3. Step 3: Cross multiply
    237,240.80x = 355,861.20 × 96,966.62
  4. Step 4: Simplify right side
    237,240.80x = 34,506,657,753.14
  5. Step 5: Solve for x
    x = 34,506,657,753.14/237,240.80
  6. Step 6: Final answer
    x = 145,449.93

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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.