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Finding the Fourth Proportional to 63,124.82, 87,110.60 and 34,829.90

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Solution

The fourth proportional to 63,124.82, 87,110.60 and 34,829.90 is: 48,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,124.82 : 87,110.60 = 34,829.90 : x
  2. Step 2: Convert to fraction form
    63,124.82/87,110.60 = 34,829.90/x
  3. Step 3: Cross multiply
    63,124.82x = 87,110.60 × 34,829.90
  4. Step 4: Simplify right side
    63,124.82x = 3,034,053,486.94
  5. Step 5: Solve for x
    x = 3,034,053,486.94/63,124.82
  6. Step 6: Final answer
    x = 48,064.35

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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.