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Finding the Fourth Proportional to 237,124.80, 355,557.60 and 96,724.80

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Solution

The fourth proportional to 237,124.80, 355,557.60 and 96,724.80 is: 145,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,124.80 : 355,557.60 = 96,724.80 : x
  2. Step 2: Convert to fraction form
    237,124.80/355,557.60 = 96,724.80/x
  3. Step 3: Cross multiply
    237,124.80x = 355,557.60 × 96,724.80
  4. Step 4: Simplify right side
    237,124.80x = 34,391,237,748.48
  5. Step 5: Solve for x
    x = 34,391,237,748.48/237,124.80
  6. Step 6: Final answer
    x = 145,034.34

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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.