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Finding the Fourth Proportional to 110,468.75, 152,447.28 and 60,167.75

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Solution

The fourth proportional to 110,468.75, 152,447.28 and 60,167.75 is: 83,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,468.75 : 152,447.28 = 60,167.75 : x
  2. Step 2: Convert to fraction form
    110,468.75/152,447.28 = 60,167.75/x
  3. Step 3: Cross multiply
    110,468.75x = 152,447.28 × 60,167.75
  4. Step 4: Simplify right side
    110,468.75x = 9,172,409,831.22
  5. Step 5: Solve for x
    x = 9,172,409,831.22/110,468.75
  6. Step 6: Final answer
    x = 83,031.72

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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.