Home / 367,974.60-551,961.89-115,257.18

Finding the Fourth Proportional to 367,974.60, 551,961.89 and 115,257.18

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Solution

The fourth proportional to 367,974.60, 551,961.89 and 115,257.18 is: 172,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,974.60 : 551,961.89 = 115,257.18 : x
  2. Step 2: Convert to fraction form
    367,974.60/551,961.89 = 115,257.18/x
  3. Step 3: Cross multiply
    367,974.60x = 551,961.89 × 115,257.18
  4. Step 4: Simplify right side
    367,974.60x = 63,617,570,378.19
  5. Step 5: Solve for x
    x = 63,617,570,378.19/367,974.60
  6. Step 6: Final answer
    x = 172,885.77

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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.