Home / 178,238.21-267,399.23-51,881.18

Finding the Fourth Proportional to 178,238.21, 267,399.23 and 51,881.18

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Solution

The fourth proportional to 178,238.21, 267,399.23 and 51,881.18 is: 77,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,238.21 : 267,399.23 = 51,881.18 : x
  2. Step 2: Convert to fraction form
    178,238.21/267,399.23 = 51,881.18/x
  3. Step 3: Cross multiply
    178,238.21x = 267,399.23 × 51,881.18
  4. Step 4: Simplify right side
    178,238.21x = 13,872,985,987.09
  5. Step 5: Solve for x
    x = 13,872,985,987.09/178,238.21
  6. Step 6: Final answer
    x = 77,833.96

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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.