Home / 95,581.12-143,380.56-36,400.48

Finding the Fourth Proportional to 95,581.12, 143,380.56 and 36,400.48

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Solution

The fourth proportional to 95,581.12, 143,380.56 and 36,400.48 is: 54,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,581.12 : 143,380.56 = 36,400.48 : x
  2. Step 2: Convert to fraction form
    95,581.12/143,380.56 = 36,400.48/x
  3. Step 3: Cross multiply
    95,581.12x = 143,380.56 × 36,400.48
  4. Step 4: Simplify right side
    95,581.12x = 5,219,121,206.67
  5. Step 5: Solve for x
    x = 5,219,121,206.67/95,581.12
  6. Step 6: Final answer
    x = 54,604.10

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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.