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Finding the Fourth Proportional to 160,000.38, 220,737.15 and 96,329.52

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Solution

The fourth proportional to 160,000.38, 220,737.15 and 96,329.52 is: 132,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,000.38 : 220,737.15 = 96,329.52 : x
  2. Step 2: Convert to fraction form
    160,000.38/220,737.15 = 96,329.52/x
  3. Step 3: Cross multiply
    160,000.38x = 220,737.15 × 96,329.52
  4. Step 4: Simplify right side
    160,000.38x = 21,263,503,705.67
  5. Step 5: Solve for x
    x = 21,263,503,705.67/160,000.38
  6. Step 6: Final answer
    x = 132,896.58

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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.