Home / 40,468.20-55,842.04-22,561.53

Finding the Fourth Proportional to 40,468.20, 55,842.04 and 22,561.53

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Solution

The fourth proportional to 40,468.20, 55,842.04 and 22,561.53 is: 31,132.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,468.20 : 55,842.04 = 22,561.53 : x
  2. Step 2: Convert to fraction form
    40,468.20/55,842.04 = 22,561.53/x
  3. Step 3: Cross multiply
    40,468.20x = 55,842.04 × 22,561.53
  4. Step 4: Simplify right side
    40,468.20x = 1,259,881,860.72
  5. Step 5: Solve for x
    x = 1,259,881,860.72/40,468.20
  6. Step 6: Final answer
    x = 31,132.64

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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.