Home / 82,742.64-124,121.28-23,577

Finding the Fourth Proportional to 82,742.64, 124,121.28 and 23,577

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Solution

The fourth proportional to 82,742.64, 124,121.28 and 23,577 is: 35,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,742.64 : 124,121.28 = 23,577 : x
  2. Step 2: Convert to fraction form
    82,742.64/124,121.28 = 23,577/x
  3. Step 3: Cross multiply
    82,742.64x = 124,121.28 × 23,577
  4. Step 4: Simplify right side
    82,742.64x = 2,926,407,418.56
  5. Step 5: Solve for x
    x = 2,926,407,418.56/82,742.64
  6. Step 6: Final answer
    x = 35,367.59

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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.