Home / 242,696.10-363,997.17-74,175.60

Finding the Fourth Proportional to 242,696.10, 363,997.17 and 74,175.60

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Solution

The fourth proportional to 242,696.10, 363,997.17 and 74,175.60 is: 111,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,696.10 : 363,997.17 = 74,175.60 : x
  2. Step 2: Convert to fraction form
    242,696.10/363,997.17 = 74,175.60/x
  3. Step 3: Cross multiply
    242,696.10x = 363,997.17 × 74,175.60
  4. Step 4: Simplify right side
    242,696.10x = 26,999,708,483.05
  5. Step 5: Solve for x
    x = 26,999,708,483.05/242,696.10
  6. Step 6: Final answer
    x = 111,249.04

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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.