Home / 67,557.57-101,350.85-20,176.40

Finding the Fourth Proportional to 67,557.57, 101,350.85 and 20,176.40

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Solution

The fourth proportional to 67,557.57, 101,350.85 and 20,176.40 is: 30,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557.57 : 101,350.85 = 20,176.40 : x
  2. Step 2: Convert to fraction form
    67,557.57/101,350.85 = 20,176.40/x
  3. Step 3: Cross multiply
    67,557.57x = 101,350.85 × 20,176.40
  4. Step 4: Simplify right side
    67,557.57x = 2,044,894,682.30
  5. Step 5: Solve for x
    x = 2,044,894,682.30/67,557.57
  6. Step 6: Final answer
    x = 30,268.92

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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.