Home / 48,929.28-73,402.92-20,849.28

Finding the Fourth Proportional to 48,929.28, 73,402.92 and 20,849.28

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Solution

The fourth proportional to 48,929.28, 73,402.92 and 20,849.28 is: 31,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929.28 : 73,402.92 = 20,849.28 : x
  2. Step 2: Convert to fraction form
    48,929.28/73,402.92 = 20,849.28/x
  3. Step 3: Cross multiply
    48,929.28x = 73,402.92 × 20,849.28
  4. Step 4: Simplify right side
    48,929.28x = 1,530,398,031.90
  5. Step 5: Solve for x
    x = 1,530,398,031.90/48,929.28
  6. Step 6: Final answer
    x = 31,277.75

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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.