Home / 167,787.45-251,720.56-55,467.65

Finding the Fourth Proportional to 167,787.45, 251,720.56 and 55,467.65

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Solution

The fourth proportional to 167,787.45, 251,720.56 and 55,467.65 is: 83,214.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,787.45 : 251,720.56 = 55,467.65 : x
  2. Step 2: Convert to fraction form
    167,787.45/251,720.56 = 55,467.65/x
  3. Step 3: Cross multiply
    167,787.45x = 251,720.56 × 55,467.65
  4. Step 4: Simplify right side
    167,787.45x = 13,962,348,618.52
  5. Step 5: Solve for x
    x = 13,962,348,618.52/167,787.45
  6. Step 6: Final answer
    x = 83,214.50

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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.