Home / 267,500.36-401,275.92-75,374.12

Finding the Fourth Proportional to 267,500.36, 401,275.92 and 75,374.12

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Solution

The fourth proportional to 267,500.36, 401,275.92 and 75,374.12 is: 113,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,500.36 : 401,275.92 = 75,374.12 : x
  2. Step 2: Convert to fraction form
    267,500.36/401,275.92 = 75,374.12/x
  3. Step 3: Cross multiply
    267,500.36x = 401,275.92 × 75,374.12
  4. Step 4: Simplify right side
    267,500.36x = 30,245,819,347.19
  5. Step 5: Solve for x
    x = 30,245,819,347.19/267,500.36
  6. Step 6: Final answer
    x = 113,068.33

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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.