Home / 178,437.29-267,571.17-103,580.39

Finding the Fourth Proportional to 178,437.29, 267,571.17 and 103,580.39

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Solution

The fourth proportional to 178,437.29, 267,571.17 and 103,580.39 is: 155,321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,437.29 : 267,571.17 = 103,580.39 : x
  2. Step 2: Convert to fraction form
    178,437.29/267,571.17 = 103,580.39/x
  3. Step 3: Cross multiply
    178,437.29x = 267,571.17 × 103,580.39
  4. Step 4: Simplify right side
    178,437.29x = 27,715,124,803.50
  5. Step 5: Solve for x
    x = 27,715,124,803.50/178,437.29
  6. Step 6: Final answer
    x = 155,321.38

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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.