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Finding the Fourth Proportional to 238,423.92, 357,635.52 and 60,930.96

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Solution

The fourth proportional to 238,423.92, 357,635.52 and 60,930.96 is: 91,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,423.92 : 357,635.52 = 60,930.96 : x
  2. Step 2: Convert to fraction form
    238,423.92/357,635.52 = 60,930.96/x
  3. Step 3: Cross multiply
    238,423.92x = 357,635.52 × 60,930.96
  4. Step 4: Simplify right side
    238,423.92x = 21,791,075,563.70
  5. Step 5: Solve for x
    x = 21,791,075,563.70/238,423.92
  6. Step 6: Final answer
    x = 91,396.35

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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.