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Finding the Fourth Proportional to 60,256.78, 83,156.49 and 36,378.79

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Solution

The fourth proportional to 60,256.78, 83,156.49 and 36,378.79 is: 50,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,256.78 : 83,156.49 = 36,378.79 : x
  2. Step 2: Convert to fraction form
    60,256.78/83,156.49 = 36,378.79/x
  3. Step 3: Cross multiply
    60,256.78x = 83,156.49 × 36,378.79
  4. Step 4: Simplify right side
    60,256.78x = 3,025,132,486.85
  5. Step 5: Solve for x
    x = 3,025,132,486.85/60,256.78
  6. Step 6: Final answer
    x = 50,204.02

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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.