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Finding the Fourth Proportional to 159,572.37, 239,359.34 and 47,254.71

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Solution

The fourth proportional to 159,572.37, 239,359.34 and 47,254.71 is: 70,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,572.37 : 239,359.34 = 47,254.71 : x
  2. Step 2: Convert to fraction form
    159,572.37/239,359.34 = 47,254.71/x
  3. Step 3: Cross multiply
    159,572.37x = 239,359.34 × 47,254.71
  4. Step 4: Simplify right side
    159,572.37x = 11,310,856,197.49
  5. Step 5: Solve for x
    x = 11,310,856,197.49/159,572.37
  6. Step 6: Final answer
    x = 70,882.30

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1.5x scale

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.