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Finding the Fourth Proportional to 58,645.92, 87,969.03 and 41,193.66

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Solution

The fourth proportional to 58,645.92, 87,969.03 and 41,193.66 is: 61,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,645.92 : 87,969.03 = 41,193.66 : x
  2. Step 2: Convert to fraction form
    58,645.92/87,969.03 = 41,193.66/x
  3. Step 3: Cross multiply
    58,645.92x = 87,969.03 × 41,193.66
  4. Step 4: Simplify right side
    58,645.92x = 3,623,766,312.35
  5. Step 5: Solve for x
    x = 3,623,766,312.35/58,645.92
  6. Step 6: Final answer
    x = 61,790.60

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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.