Home / 161,717.10-242,575.65-114,477.90

Finding the Fourth Proportional to 161,717.10, 242,575.65 and 114,477.90

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Solution

The fourth proportional to 161,717.10, 242,575.65 and 114,477.90 is: 171,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,717.10 : 242,575.65 = 114,477.90 : x
  2. Step 2: Convert to fraction form
    161,717.10/242,575.65 = 114,477.90/x
  3. Step 3: Cross multiply
    161,717.10x = 242,575.65 × 114,477.90
  4. Step 4: Simplify right side
    161,717.10x = 27,769,551,003.14
  5. Step 5: Solve for x
    x = 27,769,551,003.14/161,717.10
  6. Step 6: Final answer
    x = 171,716.85

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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.