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Finding the Fourth Proportional to 62,461.80, 86,199.26 and 34,167.47

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Solution

The fourth proportional to 62,461.80, 86,199.26 and 34,167.47 is: 47,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,461.80 : 86,199.26 = 34,167.47 : x
  2. Step 2: Convert to fraction form
    62,461.80/86,199.26 = 34,167.47/x
  3. Step 3: Cross multiply
    62,461.80x = 86,199.26 × 34,167.47
  4. Step 4: Simplify right side
    62,461.80x = 2,945,210,028.24
  5. Step 5: Solve for x
    x = 2,945,210,028.24/62,461.80
  6. Step 6: Final answer
    x = 47,152.18

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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.