Home / 54,324.30-74,966.10-30,452.52

Finding the Fourth Proportional to 54,324.30, 74,966.10 and 30,452.52

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Solution

The fourth proportional to 54,324.30, 74,966.10 and 30,452.52 is: 42,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,324.30 : 74,966.10 = 30,452.52 : x
  2. Step 2: Convert to fraction form
    54,324.30/74,966.10 = 30,452.52/x
  3. Step 3: Cross multiply
    54,324.30x = 74,966.10 × 30,452.52
  4. Step 4: Simplify right side
    54,324.30x = 2,282,906,659.57
  5. Step 5: Solve for x
    x = 2,282,906,659.57/54,324.30
  6. Step 6: Final answer
    x = 42,023.67

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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.