Home / 136,974.56-205,521.24-48,291.44

Finding the Fourth Proportional to 136,974.56, 205,521.24 and 48,291.44

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Solution

The fourth proportional to 136,974.56, 205,521.24 and 48,291.44 is: 72,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,974.56 : 205,521.24 = 48,291.44 : x
  2. Step 2: Convert to fraction form
    136,974.56/205,521.24 = 48,291.44/x
  3. Step 3: Cross multiply
    136,974.56x = 205,521.24 × 48,291.44
  4. Step 4: Simplify right side
    136,974.56x = 9,924,916,630.19
  5. Step 5: Solve for x
    x = 9,924,916,630.19/136,974.56
  6. Step 6: Final answer
    x = 72,458.10

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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.