Home / 178,472.07-267,945.69-103,645.94

Finding the Fourth Proportional to 178,472.07, 267,945.69 and 103,645.94

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Solution

The fourth proportional to 178,472.07, 267,945.69 and 103,645.94 is: 155,606.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,472.07 : 267,945.69 = 103,645.94 : x
  2. Step 2: Convert to fraction form
    178,472.07/267,945.69 = 103,645.94/x
  3. Step 3: Cross multiply
    178,472.07x = 267,945.69 × 103,645.94
  4. Step 4: Simplify right side
    178,472.07x = 27,771,481,569.27
  5. Step 5: Solve for x
    x = 27,771,481,569.27/178,472.07
  6. Step 6: Final answer
    x = 155,606.88

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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.