Home / 63,664.47-87,847.20-36,801.81

Finding the Fourth Proportional to 63,664.47, 87,847.20 and 36,801.81

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Solution

The fourth proportional to 63,664.47, 87,847.20 and 36,801.81 is: 50,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,664.47 : 87,847.20 = 36,801.81 : x
  2. Step 2: Convert to fraction form
    63,664.47/87,847.20 = 36,801.81/x
  3. Step 3: Cross multiply
    63,664.47x = 87,847.20 × 36,801.81
  4. Step 4: Simplify right side
    63,664.47x = 3,232,935,963.43
  5. Step 5: Solve for x
    x = 3,232,935,963.43/63,664.47
  6. Step 6: Final answer
    x = 50,780.85

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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.