Home / 242,413.20-363,451.15-107,404.02

Finding the Fourth Proportional to 242,413.20, 363,451.15 and 107,404.02

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Solution

The fourth proportional to 242,413.20, 363,451.15 and 107,404.02 is: 161,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,413.20 : 363,451.15 = 107,404.02 : x
  2. Step 2: Convert to fraction form
    242,413.20/363,451.15 = 107,404.02/x
  3. Step 3: Cross multiply
    242,413.20x = 363,451.15 × 107,404.02
  4. Step 4: Simplify right side
    242,413.20x = 39,036,114,583.62
  5. Step 5: Solve for x
    x = 39,036,114,583.62/242,413.20
  6. Step 6: Final answer
    x = 161,031.31

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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.