Home / 96,995.88-145,529.36-40,850.12

Finding the Fourth Proportional to 96,995.88, 145,529.36 and 40,850.12

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Solution

The fourth proportional to 96,995.88, 145,529.36 and 40,850.12 is: 61,290.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,995.88 : 145,529.36 = 40,850.12 : x
  2. Step 2: Convert to fraction form
    96,995.88/145,529.36 = 40,850.12/x
  3. Step 3: Cross multiply
    96,995.88x = 145,529.36 × 40,850.12
  4. Step 4: Simplify right side
    96,995.88x = 5,944,891,819.52
  5. Step 5: Solve for x
    x = 5,944,891,819.52/96,995.88
  6. Step 6: Final answer
    x = 61,290.15

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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.