Home / 242,621.46-363,997.68-74,137.17

Finding the Fourth Proportional to 242,621.46, 363,997.68 and 74,137.17

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Solution

The fourth proportional to 242,621.46, 363,997.68 and 74,137.17 is: 111,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,621.46 : 363,997.68 = 74,137.17 : x
  2. Step 2: Convert to fraction form
    242,621.46/363,997.68 = 74,137.17/x
  3. Step 3: Cross multiply
    242,621.46x = 363,997.68 × 74,137.17
  4. Step 4: Simplify right side
    242,621.46x = 26,985,757,881.77
  5. Step 5: Solve for x
    x = 26,985,757,881.77/242,621.46
  6. Step 6: Final answer
    x = 111,225.77

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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.