Home / 178,437.36-267,571.32-103,580.46

Finding the Fourth Proportional to 178,437.36, 267,571.32 and 103,580.46

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Solution

The fourth proportional to 178,437.36, 267,571.32 and 103,580.46 is: 155,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,437.36 : 267,571.32 = 103,580.46 : x
  2. Step 2: Convert to fraction form
    178,437.36/267,571.32 = 103,580.46/x
  3. Step 3: Cross multiply
    178,437.36x = 267,571.32 × 103,580.46
  4. Step 4: Simplify right side
    178,437.36x = 27,715,160,408.41
  5. Step 5: Solve for x
    x = 27,715,160,408.41/178,437.36
  6. Step 6: Final answer
    x = 155,321.51

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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.