Home / 63,512.79-87,641.34-36,663.95

Finding the Fourth Proportional to 63,512.79, 87,641.34 and 36,663.95

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Solution

The fourth proportional to 63,512.79, 87,641.34 and 36,663.95 is: 50,592.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,512.79 : 87,641.34 = 36,663.95 : x
  2. Step 2: Convert to fraction form
    63,512.79/87,641.34 = 36,663.95/x
  3. Step 3: Cross multiply
    63,512.79x = 87,641.34 × 36,663.95
  4. Step 4: Simplify right side
    63,512.79x = 3,213,277,524.37
  5. Step 5: Solve for x
    x = 3,213,277,524.37/63,512.79
  6. Step 6: Final answer
    x = 50,592.61

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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.