Home / 63,382.72-87,477.38-36,520.04

Finding the Fourth Proportional to 63,382.72, 87,477.38 and 36,520.04

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Solution

The fourth proportional to 63,382.72, 87,477.38 and 36,520.04 is: 50,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,382.72 : 87,477.38 = 36,520.04 : x
  2. Step 2: Convert to fraction form
    63,382.72/87,477.38 = 36,520.04/x
  3. Step 3: Cross multiply
    63,382.72x = 87,477.38 × 36,520.04
  4. Step 4: Simplify right side
    63,382.72x = 3,194,677,416.70
  5. Step 5: Solve for x
    x = 3,194,677,416.70/63,382.72
  6. Step 6: Final answer
    x = 50,402.97

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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.