Home / 67,545.72-101,320.62-23,171.84

Finding the Fourth Proportional to 67,545.72, 101,320.62 and 23,171.84

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Solution

The fourth proportional to 67,545.72, 101,320.62 and 23,171.84 is: 34,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,545.72 : 101,320.62 = 23,171.84 : x
  2. Step 2: Convert to fraction form
    67,545.72/101,320.62 = 23,171.84/x
  3. Step 3: Cross multiply
    67,545.72x = 101,320.62 × 23,171.84
  4. Step 4: Simplify right side
    67,545.72x = 2,347,784,688.74
  5. Step 5: Solve for x
    x = 2,347,784,688.74/67,545.72
  6. Step 6: Final answer
    x = 34,758.45

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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.