Home / 161,531.48-242,297.17-43,199.75

Finding the Fourth Proportional to 161,531.48, 242,297.17 and 43,199.75

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Solution

The fourth proportional to 161,531.48, 242,297.17 and 43,199.75 is: 64,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,531.48 : 242,297.17 = 43,199.75 : x
  2. Step 2: Convert to fraction form
    161,531.48/242,297.17 = 43,199.75/x
  3. Step 3: Cross multiply
    161,531.48x = 242,297.17 × 43,199.75
  4. Step 4: Simplify right side
    161,531.48x = 10,467,176,758.84
  5. Step 5: Solve for x
    x = 10,467,176,758.84/161,531.48
  6. Step 6: Final answer
    x = 64,799.61

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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.