Home / 73,545.12-110,255.28-29,203.20

Finding the Fourth Proportional to 73,545.12, 110,255.28 and 29,203.20

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Solution

The fourth proportional to 73,545.12, 110,255.28 and 29,203.20 is: 43,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,545.12 : 110,255.28 = 29,203.20 : x
  2. Step 2: Convert to fraction form
    73,545.12/110,255.28 = 29,203.20/x
  3. Step 3: Cross multiply
    73,545.12x = 110,255.28 × 29,203.20
  4. Step 4: Simplify right side
    73,545.12x = 3,219,806,992.90
  5. Step 5: Solve for x
    x = 3,219,806,992.90/73,545.12
  6. Step 6: Final answer
    x = 43,780.02

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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.