Home / 167,577.90-251,225.24-72,736.35

Finding the Fourth Proportional to 167,577.90, 251,225.24 and 72,736.35

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Solution

The fourth proportional to 167,577.90, 251,225.24 and 72,736.35 is: 109,043.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,577.90 : 251,225.24 = 72,736.35 : x
  2. Step 2: Convert to fraction form
    167,577.90/251,225.24 = 72,736.35/x
  3. Step 3: Cross multiply
    167,577.90x = 251,225.24 × 72,736.35
  4. Step 4: Simplify right side
    167,577.90x = 18,273,206,621.79
  5. Step 5: Solve for x
    x = 18,273,206,621.79/167,577.90
  6. Step 6: Final answer
    x = 109,043.06

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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.