Home / 240,538.68-360,613.58-100,402.20

Finding the Fourth Proportional to 240,538.68, 360,613.58 and 100,402.20

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Solution

The fourth proportional to 240,538.68, 360,613.58 and 100,402.20 is: 150,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,538.68 : 360,613.58 = 100,402.20 : x
  2. Step 2: Convert to fraction form
    240,538.68/360,613.58 = 100,402.20/x
  3. Step 3: Cross multiply
    240,538.68x = 360,613.58 × 100,402.20
  4. Step 4: Simplify right side
    240,538.68x = 36,206,396,781.88
  5. Step 5: Solve for x
    x = 36,206,396,781.88/240,538.68
  6. Step 6: Final answer
    x = 150,522.14

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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.