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Finding the Fourth Proportional to 63,009.96, 86,951.71 and 36,152.04

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Solution

The fourth proportional to 63,009.96, 86,951.71 and 36,152.04 is: 49,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,009.96 : 86,951.71 = 36,152.04 : x
  2. Step 2: Convert to fraction form
    63,009.96/86,951.71 = 36,152.04/x
  3. Step 3: Cross multiply
    63,009.96x = 86,951.71 × 36,152.04
  4. Step 4: Simplify right side
    63,009.96x = 3,143,481,697.99
  5. Step 5: Solve for x
    x = 3,143,481,697.99/63,009.96
  6. Step 6: Final answer
    x = 49,888.65

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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.