Home / 234,047.40-350,667.90-109,132.20

Finding the Fourth Proportional to 234,047.40, 350,667.90 and 109,132.20

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Solution

The fourth proportional to 234,047.40, 350,667.90 and 109,132.20 is: 163,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,047.40 : 350,667.90 = 109,132.20 : x
  2. Step 2: Convert to fraction form
    234,047.40/350,667.90 = 109,132.20/x
  3. Step 3: Cross multiply
    234,047.40x = 350,667.90 × 109,132.20
  4. Step 4: Simplify right side
    234,047.40x = 38,269,159,396.38
  5. Step 5: Solve for x
    x = 38,269,159,396.38/234,047.40
  6. Step 6: Final answer
    x = 163,510.29

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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.