Home / 307,204.38-423,951.03-179,868.06

Finding the Fourth Proportional to 307,204.38, 423,951.03 and 179,868.06

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Solution

The fourth proportional to 307,204.38, 423,951.03 and 179,868.06 is: 248,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,204.38 : 423,951.03 = 179,868.06 : x
  2. Step 2: Convert to fraction form
    307,204.38/423,951.03 = 179,868.06/x
  3. Step 3: Cross multiply
    307,204.38x = 423,951.03 × 179,868.06
  4. Step 4: Simplify right side
    307,204.38x = 76,255,249,301.10
  5. Step 5: Solve for x
    x = 76,255,249,301.10/307,204.38
  6. Step 6: Final answer
    x = 248,223.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.