Home / 178,459.36-267,163.10-156,315.98

Finding the Fourth Proportional to 178,459.36, 267,163.10 and 156,315.98

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Solution

The fourth proportional to 178,459.36, 267,163.10 and 156,315.98 is: 234,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,459.36 : 267,163.10 = 156,315.98 : x
  2. Step 2: Convert to fraction form
    178,459.36/267,163.10 = 156,315.98/x
  3. Step 3: Cross multiply
    178,459.36x = 267,163.10 × 156,315.98
  4. Step 4: Simplify right side
    178,459.36x = 41,761,861,796.34
  5. Step 5: Solve for x
    x = 41,761,861,796.34/178,459.36
  6. Step 6: Final answer
    x = 234,013.29

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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.