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Finding the Fourth Proportional to 160,087.49, 220,925.17 and 88,472.15

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Solution

The fourth proportional to 160,087.49, 220,925.17 and 88,472.15 is: 122,094.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,087.49 : 220,925.17 = 88,472.15 : x
  2. Step 2: Convert to fraction form
    160,087.49/220,925.17 = 88,472.15/x
  3. Step 3: Cross multiply
    160,087.49x = 220,925.17 × 88,472.15
  4. Step 4: Simplify right side
    160,087.49x = 19,545,724,613.45
  5. Step 5: Solve for x
    x = 19,545,724,613.45/160,087.49
  6. Step 6: Final answer
    x = 122,094.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.