Home / 121,306.20-181,926.90-37,066.20

Finding the Fourth Proportional to 121,306.20, 181,926.90 and 37,066.20

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Solution

The fourth proportional to 121,306.20, 181,926.90 and 37,066.20 is: 55,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,306.20 : 181,926.90 = 37,066.20 : x
  2. Step 2: Convert to fraction form
    121,306.20/181,926.90 = 37,066.20/x
  3. Step 3: Cross multiply
    121,306.20x = 181,926.90 × 37,066.20
  4. Step 4: Simplify right side
    121,306.20x = 6,743,338,860.78
  5. Step 5: Solve for x
    x = 6,743,338,860.78/121,306.20
  6. Step 6: Final answer
    x = 55,589.40

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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.