Home / 131,950.62-182,111.67-103,867.74

Finding the Fourth Proportional to 131,950.62, 182,111.67 and 103,867.74

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Solution

The fourth proportional to 131,950.62, 182,111.67 and 103,867.74 is: 143,353.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,950.62 : 182,111.67 = 103,867.74 : x
  2. Step 2: Convert to fraction form
    131,950.62/182,111.67 = 103,867.74/x
  3. Step 3: Cross multiply
    131,950.62x = 182,111.67 × 103,867.74
  4. Step 4: Simplify right side
    131,950.62x = 18,915,527,590.53
  5. Step 5: Solve for x
    x = 18,915,527,590.53/131,950.62
  6. Step 6: Final answer
    x = 143,353.08

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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.