Home / 61,648.53-84,997.50-50,306.49

Finding the Fourth Proportional to 61,648.53, 84,997.50 and 50,306.49

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Solution

The fourth proportional to 61,648.53, 84,997.50 and 50,306.49 is: 69,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,648.53 : 84,997.50 = 50,306.49 : x
  2. Step 2: Convert to fraction form
    61,648.53/84,997.50 = 50,306.49/x
  3. Step 3: Cross multiply
    61,648.53x = 84,997.50 × 50,306.49
  4. Step 4: Simplify right side
    61,648.53x = 4,275,925,883.78
  5. Step 5: Solve for x
    x = 4,275,925,883.78/61,648.53
  6. Step 6: Final answer
    x = 69,359.74

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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.