Home / 53,363.28-80,048.97-15,920.43

Finding the Fourth Proportional to 53,363.28, 80,048.97 and 15,920.43

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Solution

The fourth proportional to 53,363.28, 80,048.97 and 15,920.43 is: 23,881.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,363.28 : 80,048.97 = 15,920.43 : x
  2. Step 2: Convert to fraction form
    53,363.28/80,048.97 = 15,920.43/x
  3. Step 3: Cross multiply
    53,363.28x = 80,048.97 × 15,920.43
  4. Step 4: Simplify right side
    53,363.28x = 1,274,414,023.46
  5. Step 5: Solve for x
    x = 1,274,414,023.46/53,363.28
  6. Step 6: Final answer
    x = 23,881.85

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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.