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Finding the Fourth Proportional to 63,673.59, 87,929.70 and 41,053.18

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Solution

The fourth proportional to 63,673.59, 87,929.70 and 41,053.18 is: 56,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,673.59 : 87,929.70 = 41,053.18 : x
  2. Step 2: Convert to fraction form
    63,673.59/87,929.70 = 41,053.18/x
  3. Step 3: Cross multiply
    63,673.59x = 87,929.70 × 41,053.18
  4. Step 4: Simplify right side
    63,673.59x = 3,609,793,823.46
  5. Step 5: Solve for x
    x = 3,609,793,823.46/63,673.59
  6. Step 6: Final answer
    x = 56,692.16

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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.