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Finding the Fourth Proportional to 63,263.79, 87,301.59 and 36,414.93

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Solution

The fourth proportional to 63,263.79, 87,301.59 and 36,414.93 is: 50,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,263.79 : 87,301.59 = 36,414.93 : x
  2. Step 2: Convert to fraction form
    63,263.79/87,301.59 = 36,414.93/x
  3. Step 3: Cross multiply
    63,263.79x = 87,301.59 × 36,414.93
  4. Step 4: Simplify right side
    63,263.79x = 3,179,081,288.74
  5. Step 5: Solve for x
    x = 3,179,081,288.74/63,263.79
  6. Step 6: Final answer
    x = 50,251.20

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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.