Home / 96,515.10-144,765.45-40,340.70

Finding the Fourth Proportional to 96,515.10, 144,765.45 and 40,340.70

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Solution

The fourth proportional to 96,515.10, 144,765.45 and 40,340.70 is: 60,508.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,515.10 : 144,765.45 = 40,340.70 : x
  2. Step 2: Convert to fraction form
    96,515.10/144,765.45 = 40,340.70/x
  3. Step 3: Cross multiply
    96,515.10x = 144,765.45 × 40,340.70
  4. Step 4: Simplify right side
    96,515.10x = 5,839,939,588.82
  5. Step 5: Solve for x
    x = 5,839,939,588.82/96,515.10
  6. Step 6: Final answer
    x = 60,508.04

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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.