Home / 242,695.07-363,963.36-80,545.56

Finding the Fourth Proportional to 242,695.07, 363,963.36 and 80,545.56

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Solution

The fourth proportional to 242,695.07, 363,963.36 and 80,545.56 is: 120,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,695.07 : 363,963.36 = 80,545.56 : x
  2. Step 2: Convert to fraction form
    242,695.07/363,963.36 = 80,545.56/x
  3. Step 3: Cross multiply
    242,695.07x = 363,963.36 × 80,545.56
  4. Step 4: Simplify right side
    242,695.07x = 29,315,632,650.68
  5. Step 5: Solve for x
    x = 29,315,632,650.68/242,695.07
  6. Step 6: Final answer
    x = 120,792.04

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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.