Home / 67,719.88-93,422.40-43,854.24

Finding the Fourth Proportional to 67,719.88, 93,422.40 and 43,854.24

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Solution

The fourth proportional to 67,719.88, 93,422.40 and 43,854.24 is: 60,498.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,719.88 : 93,422.40 = 43,854.24 : x
  2. Step 2: Convert to fraction form
    67,719.88/93,422.40 = 43,854.24/x
  3. Step 3: Cross multiply
    67,719.88x = 93,422.40 × 43,854.24
  4. Step 4: Simplify right side
    67,719.88x = 4,096,968,350.98
  5. Step 5: Solve for x
    x = 4,096,968,350.98/67,719.88
  6. Step 6: Final answer
    x = 60,498.75

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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.