Home / 48,404.45-72,604.06-15,120.69

Finding the Fourth Proportional to 48,404.45, 72,604.06 and 15,120.69

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Solution

The fourth proportional to 48,404.45, 72,604.06 and 15,120.69 is: 22,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,404.45 : 72,604.06 = 15,120.69 : x
  2. Step 2: Convert to fraction form
    48,404.45/72,604.06 = 15,120.69/x
  3. Step 3: Cross multiply
    48,404.45x = 72,604.06 × 15,120.69
  4. Step 4: Simplify right side
    48,404.45x = 1,097,823,446.20
  5. Step 5: Solve for x
    x = 1,097,823,446.20/48,404.45
  6. Step 6: Final answer
    x = 22,680.22

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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.