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Finding the Fourth Proportional to 160,242.71, 240,194.57 and 60,359.69

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Solution

The fourth proportional to 160,242.71, 240,194.57 and 60,359.69 is: 90,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,242.71 : 240,194.57 = 60,359.69 : x
  2. Step 2: Convert to fraction form
    160,242.71/240,194.57 = 60,359.69/x
  3. Step 3: Cross multiply
    160,242.71x = 240,194.57 × 60,359.69
  4. Step 4: Simplify right side
    160,242.71x = 14,498,068,583.91
  5. Step 5: Solve for x
    x = 14,498,068,583.91/160,242.71
  6. Step 6: Final answer
    x = 90,475.68

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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.