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Finding the Fourth Proportional to 160,925.20, 241,387.80 and 157,469.20

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Solution

The fourth proportional to 160,925.20, 241,387.80 and 157,469.20 is: 236,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,925.20 : 241,387.80 = 157,469.20 : x
  2. Step 2: Convert to fraction form
    160,925.20/241,387.80 = 157,469.20/x
  3. Step 3: Cross multiply
    160,925.20x = 241,387.80 × 157,469.20
  4. Step 4: Simplify right side
    160,925.20x = 38,011,143,755.76
  5. Step 5: Solve for x
    x = 38,011,143,755.76/160,925.20
  6. Step 6: Final answer
    x = 236,203.80

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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.