Home / 229,507.29-344,120.00-79,683.21

Finding the Fourth Proportional to 229,507.29, 344,120.00 and 79,683.21

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Solution

The fourth proportional to 229,507.29, 344,120.00 and 79,683.21 is: 119,475.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,507.29 : 344,120.00 = 79,683.21 : x
  2. Step 2: Convert to fraction form
    229,507.29/344,120.00 = 79,683.21/x
  3. Step 3: Cross multiply
    229,507.29x = 344,120.00 × 79,683.21
  4. Step 4: Simplify right side
    229,507.29x = 27,420,585,826.78
  5. Step 5: Solve for x
    x = 27,420,585,826.78/229,507.29
  6. Step 6: Final answer
    x = 119,475.88

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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.