Home / 80,532.83-120,708.10-41,006.45

Finding the Fourth Proportional to 80,532.83, 120,708.10 and 41,006.45

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Solution

The fourth proportional to 80,532.83, 120,708.10 and 41,006.45 is: 61,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,532.83 : 120,708.10 = 41,006.45 : x
  2. Step 2: Convert to fraction form
    80,532.83/120,708.10 = 41,006.45/x
  3. Step 3: Cross multiply
    80,532.83x = 120,708.10 × 41,006.45
  4. Step 4: Simplify right side
    80,532.83x = 4,949,810,462.21
  5. Step 5: Solve for x
    x = 4,949,810,462.21/80,532.83
  6. Step 6: Final answer
    x = 61,463.26

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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.