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Finding the Fourth Proportional to 159,751.81, 239,751.63 and 60,002.74

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Solution

The fourth proportional to 159,751.81, 239,751.63 and 60,002.74 is: 90,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,751.81 : 239,751.63 = 60,002.74 : x
  2. Step 2: Convert to fraction form
    159,751.81/239,751.63 = 60,002.74/x
  3. Step 3: Cross multiply
    159,751.81x = 239,751.63 × 60,002.74
  4. Step 4: Simplify right side
    159,751.81x = 14,385,754,719.47
  5. Step 5: Solve for x
    x = 14,385,754,719.47/159,751.81
  6. Step 6: Final answer
    x = 90,050.65

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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.