Home / 63,675.32-87,868.19-36,815.92

Finding the Fourth Proportional to 63,675.32, 87,868.19 and 36,815.92

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Solution

The fourth proportional to 63,675.32, 87,868.19 and 36,815.92 is: 50,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,675.32 : 87,868.19 = 36,815.92 : x
  2. Step 2: Convert to fraction form
    63,675.32/87,868.19 = 36,815.92/x
  3. Step 3: Cross multiply
    63,675.32x = 87,868.19 × 36,815.92
  4. Step 4: Simplify right side
    63,675.32x = 3,234,948,125.95
  5. Step 5: Solve for x
    x = 3,234,948,125.95/63,675.32
  6. Step 6: Final answer
    x = 50,803.80

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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.