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Finding the Fourth Proportional to 110,892.13, 153,031.13 and 60,591.13

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Solution

The fourth proportional to 110,892.13, 153,031.13 and 60,591.13 is: 83,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,892.13 : 153,031.13 = 60,591.13 : x
  2. Step 2: Convert to fraction form
    110,892.13/153,031.13 = 60,591.13/x
  3. Step 3: Cross multiply
    110,892.13x = 153,031.13 × 60,591.13
  4. Step 4: Simplify right side
    110,892.13x = 9,272,329,091.88
  5. Step 5: Solve for x
    x = 9,272,329,091.88/110,892.13
  6. Step 6: Final answer
    x = 83,615.75

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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.