Home / 67,157.59-92,646.45-40,253.38

Finding the Fourth Proportional to 67,157.59, 92,646.45 and 40,253.38

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Solution

The fourth proportional to 67,157.59, 92,646.45 and 40,253.38 is: 55,531.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,157.59 : 92,646.45 = 40,253.38 : x
  2. Step 2: Convert to fraction form
    67,157.59/92,646.45 = 40,253.38/x
  3. Step 3: Cross multiply
    67,157.59x = 92,646.45 × 40,253.38
  4. Step 4: Simplify right side
    67,157.59x = 3,729,332,757.50
  5. Step 5: Solve for x
    x = 3,729,332,757.50/67,157.59
  6. Step 6: Final answer
    x = 55,531.07

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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.