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Finding the Fourth Proportional to 160,847.40, 241,424.70 and 137,500.20

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Solution

The fourth proportional to 160,847.40, 241,424.70 and 137,500.20 is: 206,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,847.40 : 241,424.70 = 137,500.20 : x
  2. Step 2: Convert to fraction form
    160,847.40/241,424.70 = 137,500.20/x
  3. Step 3: Cross multiply
    160,847.40x = 241,424.70 × 137,500.20
  4. Step 4: Simplify right side
    160,847.40x = 33,195,944,534.94
  5. Step 5: Solve for x
    x = 33,195,944,534.94/160,847.40
  6. Step 6: Final answer
    x = 206,381.60

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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.