Home / 230,372.96-317,974.08-150,001.28

Finding the Fourth Proportional to 230,372.96, 317,974.08 and 150,001.28

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Solution

The fourth proportional to 230,372.96, 317,974.08 and 150,001.28 is: 207,040.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,372.96 : 317,974.08 = 150,001.28 : x
  2. Step 2: Convert to fraction form
    230,372.96/317,974.08 = 150,001.28/x
  3. Step 3: Cross multiply
    230,372.96x = 317,974.08 × 150,001.28
  4. Step 4: Simplify right side
    230,372.96x = 47,696,519,006.82
  5. Step 5: Solve for x
    x = 47,696,519,006.82/230,372.96
  6. Step 6: Final answer
    x = 207,040.44

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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.