Home / 162,207.11-223,846.29-90,589.85

Finding the Fourth Proportional to 162,207.11, 223,846.29 and 90,589.85

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Solution

The fourth proportional to 162,207.11, 223,846.29 and 90,589.85 is: 125,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,207.11 : 223,846.29 = 90,589.85 : x
  2. Step 2: Convert to fraction form
    162,207.11/223,846.29 = 90,589.85/x
  3. Step 3: Cross multiply
    162,207.11x = 223,846.29 × 90,589.85
  4. Step 4: Simplify right side
    162,207.11x = 20,278,200,714.93
  5. Step 5: Solve for x
    x = 20,278,200,714.93/162,207.11
  6. Step 6: Final answer
    x = 125,014.25

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1.5x scale

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.