Home / 121,446.45-182,169.68-88,009.65

Finding the Fourth Proportional to 121,446.45, 182,169.68 and 88,009.65

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Solution

The fourth proportional to 121,446.45, 182,169.68 and 88,009.65 is: 132,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,446.45 : 182,169.68 = 88,009.65 : x
  2. Step 2: Convert to fraction form
    121,446.45/182,169.68 = 88,009.65/x
  3. Step 3: Cross multiply
    121,446.45x = 182,169.68 × 88,009.65
  4. Step 4: Simplify right side
    121,446.45x = 16,032,689,337.36
  5. Step 5: Solve for x
    x = 16,032,689,337.36/121,446.45
  6. Step 6: Final answer
    x = 132,014.48

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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.