Home / 48,567.20-72,753.60-32,820.80

Finding the Fourth Proportional to 48,567.20, 72,753.60 and 32,820.80

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Solution

The fourth proportional to 48,567.20, 72,753.60 and 32,820.80 is: 49,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,567.20 : 72,753.60 = 32,820.80 : x
  2. Step 2: Convert to fraction form
    48,567.20/72,753.60 = 32,820.80/x
  3. Step 3: Cross multiply
    48,567.20x = 72,753.60 × 32,820.80
  4. Step 4: Simplify right side
    48,567.20x = 2,387,831,354.88
  5. Step 5: Solve for x
    x = 2,387,831,354.88/48,567.20
  6. Step 6: Final answer
    x = 49,165.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.