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Finding the Fourth Proportional to 108,448.40, 162,595.80 and 41,862.80

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Solution

The fourth proportional to 108,448.40, 162,595.80 and 41,862.80 is: 62,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,448.40 : 162,595.80 = 41,862.80 : x
  2. Step 2: Convert to fraction form
    108,448.40/162,595.80 = 41,862.80/x
  3. Step 3: Cross multiply
    108,448.40x = 162,595.80 × 41,862.80
  4. Step 4: Simplify right side
    108,448.40x = 6,806,715,456.24
  5. Step 5: Solve for x
    x = 6,806,715,456.24/108,448.40
  6. Step 6: Final answer
    x = 62,764.55

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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.