Home / 154,360.22-231,537.90-49,178.48

Finding the Fourth Proportional to 154,360.22, 231,537.90 and 49,178.48

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Solution

The fourth proportional to 154,360.22, 231,537.90 and 49,178.48 is: 73,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,360.22 : 231,537.90 = 49,178.48 : x
  2. Step 2: Convert to fraction form
    154,360.22/231,537.90 = 49,178.48/x
  3. Step 3: Cross multiply
    154,360.22x = 231,537.90 × 49,178.48
  4. Step 4: Simplify right side
    154,360.22x = 11,386,681,984.39
  5. Step 5: Solve for x
    x = 11,386,681,984.39/154,360.22
  6. Step 6: Final answer
    x = 73,766.95

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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.