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Finding the Fourth Proportional to 159,809.28, 239,651.64 and 59,914.98

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Solution

The fourth proportional to 159,809.28, 239,651.64 and 59,914.98 is: 89,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,809.28 : 239,651.64 = 59,914.98 : x
  2. Step 2: Convert to fraction form
    159,809.28/239,651.64 = 59,914.98/x
  3. Step 3: Cross multiply
    159,809.28x = 239,651.64 × 59,914.98
  4. Step 4: Simplify right side
    159,809.28x = 14,358,723,217.57
  5. Step 5: Solve for x
    x = 14,358,723,217.57/159,809.28
  6. Step 6: Final answer
    x = 89,849.12

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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.