Home / 86,443.24-129,716.22-37,195.24

Finding the Fourth Proportional to 86,443.24, 129,716.22 and 37,195.24

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Solution

The fourth proportional to 86,443.24, 129,716.22 and 37,195.24 is: 55,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,443.24 : 129,716.22 = 37,195.24 : x
  2. Step 2: Convert to fraction form
    86,443.24/129,716.22 = 37,195.24/x
  3. Step 3: Cross multiply
    86,443.24x = 129,716.22 × 37,195.24
  4. Step 4: Simplify right side
    86,443.24x = 4,824,825,934.79
  5. Step 5: Solve for x
    x = 4,824,825,934.79/86,443.24
  6. Step 6: Final answer
    x = 55,814.96

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1.5x scale

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.