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Finding the Fourth Proportional to 62,374.68, 86,076.93 and 34,080.57

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Solution

The fourth proportional to 62,374.68, 86,076.93 and 34,080.57 is: 47,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,374.68 : 86,076.93 = 34,080.57 : x
  2. Step 2: Convert to fraction form
    62,374.68/86,076.93 = 34,080.57/x
  3. Step 3: Cross multiply
    62,374.68x = 86,076.93 × 34,080.57
  4. Step 4: Simplify right side
    62,374.68x = 2,933,550,838.25
  5. Step 5: Solve for x
    x = 2,933,550,838.25/62,374.68
  6. Step 6: Final answer
    x = 47,031.12

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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.