Home / 71,992.48-99,351.20-43,695.04

Finding the Fourth Proportional to 71,992.48, 99,351.20 and 43,695.04

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Solution

The fourth proportional to 71,992.48, 99,351.20 and 43,695.04 is: 60,300.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,992.48 : 99,351.20 = 43,695.04 : x
  2. Step 2: Convert to fraction form
    71,992.48/99,351.20 = 43,695.04/x
  3. Step 3: Cross multiply
    71,992.48x = 99,351.20 × 43,695.04
  4. Step 4: Simplify right side
    71,992.48x = 4,341,154,658.05
  5. Step 5: Solve for x
    x = 4,341,154,658.05/71,992.48
  6. Step 6: Final answer
    x = 60,300.11

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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.