Home / 162,081.24-223,404.39-108,346.65

Finding the Fourth Proportional to 162,081.24, 223,404.39 and 108,346.65

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Solution

The fourth proportional to 162,081.24, 223,404.39 and 108,346.65 is: 149,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,081.24 : 223,404.39 = 108,346.65 : x
  2. Step 2: Convert to fraction form
    162,081.24/223,404.39 = 108,346.65/x
  3. Step 3: Cross multiply
    162,081.24x = 223,404.39 × 108,346.65
  4. Step 4: Simplify right side
    162,081.24x = 24,205,117,251.79
  5. Step 5: Solve for x
    x = 24,205,117,251.79/162,081.24
  6. Step 6: Final answer
    x = 149,339.41

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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.