Home / 321,938.11-444,279.81-176,757.28

Finding the Fourth Proportional to 321,938.11, 444,279.81 and 176,757.28

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Solution

The fourth proportional to 321,938.11, 444,279.81 and 176,757.28 is: 243,927.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,938.11 : 444,279.81 = 176,757.28 : x
  2. Step 2: Convert to fraction form
    321,938.11/444,279.81 = 176,757.28/x
  3. Step 3: Cross multiply
    321,938.11x = 444,279.81 × 176,757.28
  4. Step 4: Simplify right side
    321,938.11x = 78,529,690,774.52
  5. Step 5: Solve for x
    x = 78,529,690,774.52/321,938.11
  6. Step 6: Final answer
    x = 243,927.91

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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.