Home / 41,160.20-61,740.30-14,865.80

Finding the Fourth Proportional to 41,160.20, 61,740.30 and 14,865.80

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Solution

The fourth proportional to 41,160.20, 61,740.30 and 14,865.80 is: 22,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,160.20 : 61,740.30 = 14,865.80 : x
  2. Step 2: Convert to fraction form
    41,160.20/61,740.30 = 14,865.80/x
  3. Step 3: Cross multiply
    41,160.20x = 61,740.30 × 14,865.80
  4. Step 4: Simplify right side
    41,160.20x = 917,818,951.74
  5. Step 5: Solve for x
    x = 917,818,951.74/41,160.20
  6. Step 6: Final answer
    x = 22,298.70

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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.