Home / 131,596.24-181,591.68-74,232.40

Finding the Fourth Proportional to 131,596.24, 181,591.68 and 74,232.40

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Solution

The fourth proportional to 131,596.24, 181,591.68 and 74,232.40 is: 102,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,596.24 : 181,591.68 = 74,232.40 : x
  2. Step 2: Convert to fraction form
    131,596.24/181,591.68 = 74,232.40/x
  3. Step 3: Cross multiply
    131,596.24x = 181,591.68 × 74,232.40
  4. Step 4: Simplify right side
    131,596.24x = 13,479,986,226.43
  5. Step 5: Solve for x
    x = 13,479,986,226.43/131,596.24
  6. Step 6: Final answer
    x = 102,434.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.