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Finding the Fourth Proportional to 67,952.93, 93,771.87 and 37,740.20

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Solution

The fourth proportional to 67,952.93, 93,771.87 and 37,740.20 is: 52,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,952.93 : 93,771.87 = 37,740.20 : x
  2. Step 2: Convert to fraction form
    67,952.93/93,771.87 = 37,740.20/x
  3. Step 3: Cross multiply
    67,952.93x = 93,771.87 × 37,740.20
  4. Step 4: Simplify right side
    67,952.93x = 3,538,969,128.17
  5. Step 5: Solve for x
    x = 3,538,969,128.17/67,952.93
  6. Step 6: Final answer
    x = 52,079.71

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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.