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Finding the Fourth Proportional to 69,086.76, 103,630.14 and 27,534.12

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Solution

The fourth proportional to 69,086.76, 103,630.14 and 27,534.12 is: 41,301.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,086.76 : 103,630.14 = 27,534.12 : x
  2. Step 2: Convert to fraction form
    69,086.76/103,630.14 = 27,534.12/x
  3. Step 3: Cross multiply
    69,086.76x = 103,630.14 × 27,534.12
  4. Step 4: Simplify right side
    69,086.76x = 2,853,364,710.38
  5. Step 5: Solve for x
    x = 2,853,364,710.38/69,086.76
  6. Step 6: Final answer
    x = 41,301.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.