Home / 167,811.39-251,657.15-55,470.87

Finding the Fourth Proportional to 167,811.39, 251,657.15 and 55,470.87

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Solution

The fourth proportional to 167,811.39, 251,657.15 and 55,470.87 is: 83,186.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,811.39 : 251,657.15 = 55,470.87 : x
  2. Step 2: Convert to fraction form
    167,811.39/251,657.15 = 55,470.87/x
  3. Step 3: Cross multiply
    167,811.39x = 251,657.15 × 55,470.87
  4. Step 4: Simplify right side
    167,811.39x = 13,959,640,774.87
  5. Step 5: Solve for x
    x = 13,959,640,774.87/167,811.39
  6. Step 6: Final answer
    x = 83,186.49

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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.