Home / 63,330.04-87,387.90-36,481.30

Finding the Fourth Proportional to 63,330.04, 87,387.90 and 36,481.30

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Solution

The fourth proportional to 63,330.04, 87,387.90 and 36,481.30 is: 50,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,330.04 : 87,387.90 = 36,481.30 : x
  2. Step 2: Convert to fraction form
    63,330.04/87,387.90 = 36,481.30/x
  3. Step 3: Cross multiply
    63,330.04x = 87,387.90 × 36,481.30
  4. Step 4: Simplify right side
    63,330.04x = 3,188,024,196.27
  5. Step 5: Solve for x
    x = 3,188,024,196.27/63,330.04
  6. Step 6: Final answer
    x = 50,339.84

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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.