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Finding the Fourth Proportional to 58,810.83, 88,219.62 and 16,687.61

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Solution

The fourth proportional to 58,810.83, 88,219.62 and 16,687.61 is: 25,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,810.83 : 88,219.62 = 16,687.61 : x
  2. Step 2: Convert to fraction form
    58,810.83/88,219.62 = 16,687.61/x
  3. Step 3: Cross multiply
    58,810.83x = 88,219.62 × 16,687.61
  4. Step 4: Simplify right side
    58,810.83x = 1,472,174,612.91
  5. Step 5: Solve for x
    x = 1,472,174,612.91/58,810.83
  6. Step 6: Final answer
    x = 25,032.37

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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.