Home / 67,720.82-93,456.05-40,524.87

Finding the Fourth Proportional to 67,720.82, 93,456.05 and 40,524.87

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Solution

The fourth proportional to 67,720.82, 93,456.05 and 40,524.87 is: 55,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720.82 : 93,456.05 = 40,524.87 : x
  2. Step 2: Convert to fraction form
    67,720.82/93,456.05 = 40,524.87/x
  3. Step 3: Cross multiply
    67,720.82x = 93,456.05 × 40,524.87
  4. Step 4: Simplify right side
    67,720.82x = 3,787,294,074.34
  5. Step 5: Solve for x
    x = 3,787,294,074.34/67,720.82
  6. Step 6: Final answer
    x = 55,925.11

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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.