Home / 168,077.10-252,115.65-89,150.70

Finding the Fourth Proportional to 168,077.10, 252,115.65 and 89,150.70

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Solution

The fourth proportional to 168,077.10, 252,115.65 and 89,150.70 is: 133,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,077.10 : 252,115.65 = 89,150.70 : x
  2. Step 2: Convert to fraction form
    168,077.10/252,115.65 = 89,150.70/x
  3. Step 3: Cross multiply
    168,077.10x = 252,115.65 × 89,150.70
  4. Step 4: Simplify right side
    168,077.10x = 22,476,286,678.46
  5. Step 5: Solve for x
    x = 22,476,286,678.46/168,077.10
  6. Step 6: Final answer
    x = 133,726.05

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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.