Home / 68,432.39-94,425.18-38,216.60

Finding the Fourth Proportional to 68,432.39, 94,425.18 and 38,216.60

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Solution

The fourth proportional to 68,432.39, 94,425.18 and 38,216.60 is: 52,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,432.39 : 94,425.18 = 38,216.60 : x
  2. Step 2: Convert to fraction form
    68,432.39/94,425.18 = 38,216.60/x
  3. Step 3: Cross multiply
    68,432.39x = 94,425.18 × 38,216.60
  4. Step 4: Simplify right side
    68,432.39x = 3,608,609,333.99
  5. Step 5: Solve for x
    x = 3,608,609,333.99/68,432.39
  6. Step 6: Final answer
    x = 52,732.48

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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.