Home / 66,684.39-92,057.90-51,542.85

Finding the Fourth Proportional to 66,684.39, 92,057.90 and 51,542.85

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Solution

The fourth proportional to 66,684.39, 92,057.90 and 51,542.85 is: 71,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,684.39 : 92,057.90 = 51,542.85 : x
  2. Step 2: Convert to fraction form
    66,684.39/92,057.90 = 51,542.85/x
  3. Step 3: Cross multiply
    66,684.39x = 92,057.90 × 51,542.85
  4. Step 4: Simplify right side
    66,684.39x = 4,744,926,531.02
  5. Step 5: Solve for x
    x = 4,744,926,531.02/66,684.39
  6. Step 6: Final answer
    x = 71,154.98

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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.