Home / 240,086.16-331,387.94-158,473.98

Finding the Fourth Proportional to 240,086.16, 331,387.94 and 158,473.98

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Solution

The fourth proportional to 240,086.16, 331,387.94 and 158,473.98 is: 218,739.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,086.16 : 331,387.94 = 158,473.98 : x
  2. Step 2: Convert to fraction form
    240,086.16/331,387.94 = 158,473.98/x
  3. Step 3: Cross multiply
    240,086.16x = 331,387.94 × 158,473.98
  4. Step 4: Simplify right side
    240,086.16x = 52,516,366,171.99
  5. Step 5: Solve for x
    x = 52,516,366,171.99/240,086.16
  6. Step 6: Final answer
    x = 218,739.66

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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.