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Finding the Fourth Proportional to 159,506.20, 239,259.68 and 149,763.16

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Solution

The fourth proportional to 159,506.20, 239,259.68 and 149,763.16 is: 224,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,506.20 : 239,259.68 = 149,763.16 : x
  2. Step 2: Convert to fraction form
    159,506.20/239,259.68 = 149,763.16/x
  3. Step 3: Cross multiply
    159,506.20x = 239,259.68 × 149,763.16
  4. Step 4: Simplify right side
    159,506.20x = 35,832,285,737.39
  5. Step 5: Solve for x
    x = 35,832,285,737.39/159,506.20
  6. Step 6: Final answer
    x = 224,645.10

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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.