Home / 83,790.18-125,685.30-24,625.86

Finding the Fourth Proportional to 83,790.18, 125,685.30 and 24,625.86

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Solution

The fourth proportional to 83,790.18, 125,685.30 and 24,625.86 is: 36,938.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,790.18 : 125,685.30 = 24,625.86 : x
  2. Step 2: Convert to fraction form
    83,790.18/125,685.30 = 24,625.86/x
  3. Step 3: Cross multiply
    83,790.18x = 125,685.30 × 24,625.86
  4. Step 4: Simplify right side
    83,790.18x = 3,095,108,601.86
  5. Step 5: Solve for x
    x = 3,095,108,601.86/83,790.18
  6. Step 6: Final answer
    x = 36,938.80

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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.