Home / 151,988.68-227,640.54-73,162.12

Finding the Fourth Proportional to 151,988.68, 227,640.54 and 73,162.12

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Solution

The fourth proportional to 151,988.68, 227,640.54 and 73,162.12 is: 109,578.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,988.68 : 227,640.54 = 73,162.12 : x
  2. Step 2: Convert to fraction form
    151,988.68/227,640.54 = 73,162.12/x
  3. Step 3: Cross multiply
    151,988.68x = 227,640.54 × 73,162.12
  4. Step 4: Simplify right side
    151,988.68x = 16,654,664,504.34
  5. Step 5: Solve for x
    x = 16,654,664,504.34/151,988.68
  6. Step 6: Final answer
    x = 109,578.32

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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.