Home / 167,559.78-251,518.72-67,785.19

Finding the Fourth Proportional to 167,559.78, 251,518.72 and 67,785.19

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Solution

The fourth proportional to 167,559.78, 251,518.72 and 67,785.19 is: 101,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,559.78 : 251,518.72 = 67,785.19 : x
  2. Step 2: Convert to fraction form
    167,559.78/251,518.72 = 67,785.19/x
  3. Step 3: Cross multiply
    167,559.78x = 251,518.72 × 67,785.19
  4. Step 4: Simplify right side
    167,559.78x = 17,049,244,223.76
  5. Step 5: Solve for x
    x = 17,049,244,223.76/167,559.78
  6. Step 6: Final answer
    x = 101,750.22

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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.