Home / 121,447.45-182,171.18-88,010.65

Finding the Fourth Proportional to 121,447.45, 182,171.18 and 88,010.65

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Solution

The fourth proportional to 121,447.45, 182,171.18 and 88,010.65 is: 132,015.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,447.45 : 182,171.18 = 88,010.65 : x
  2. Step 2: Convert to fraction form
    121,447.45/182,171.18 = 88,010.65/x
  3. Step 3: Cross multiply
    121,447.45x = 182,171.18 × 88,010.65
  4. Step 4: Simplify right side
    121,447.45x = 16,033,003,963.07
  5. Step 5: Solve for x
    x = 16,033,003,963.07/121,447.45
  6. Step 6: Final answer
    x = 132,015.98

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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.