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Finding the Fourth Proportional to 73,561.88, 110,359.20 and 26,814.74

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Solution

The fourth proportional to 73,561.88, 110,359.20 and 26,814.74 is: 40,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,561.88 : 110,359.20 = 26,814.74 : x
  2. Step 2: Convert to fraction form
    73,561.88/110,359.20 = 26,814.74/x
  3. Step 3: Cross multiply
    73,561.88x = 110,359.20 × 26,814.74
  4. Step 4: Simplify right side
    73,561.88x = 2,959,253,254.61
  5. Step 5: Solve for x
    x = 2,959,253,254.61/73,561.88
  6. Step 6: Final answer
    x = 40,228.08

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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.