Home / 53,824.64-80,753.22-38,865.56

Finding the Fourth Proportional to 53,824.64, 80,753.22 and 38,865.56

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Solution

The fourth proportional to 53,824.64, 80,753.22 and 38,865.56 is: 58,310.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,824.64 : 80,753.22 = 38,865.56 : x
  2. Step 2: Convert to fraction form
    53,824.64/80,753.22 = 38,865.56/x
  3. Step 3: Cross multiply
    53,824.64x = 80,753.22 × 38,865.56
  4. Step 4: Simplify right side
    53,824.64x = 3,138,518,713.34
  5. Step 5: Solve for x
    x = 3,138,518,713.34/53,824.64
  6. Step 6: Final answer
    x = 58,310.08

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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.