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Finding the Fourth Proportional to 62,695.44, 86,525.13 and 34,406.59

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Solution

The fourth proportional to 62,695.44, 86,525.13 and 34,406.59 is: 47,484.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,695.44 : 86,525.13 = 34,406.59 : x
  2. Step 2: Convert to fraction form
    62,695.44/86,525.13 = 34,406.59/x
  3. Step 3: Cross multiply
    62,695.44x = 86,525.13 × 34,406.59
  4. Step 4: Simplify right side
    62,695.44x = 2,977,034,672.61
  5. Step 5: Solve for x
    x = 2,977,034,672.61/62,695.44
  6. Step 6: Final answer
    x = 47,484.07

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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.