Home / 167,811.64-251,657.50-55,471.12

Finding the Fourth Proportional to 167,811.64, 251,657.50 and 55,471.12

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Solution

The fourth proportional to 167,811.64, 251,657.50 and 55,471.12 is: 83,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,811.64 : 251,657.50 = 55,471.12 : x
  2. Step 2: Convert to fraction form
    167,811.64/251,657.50 = 55,471.12/x
  3. Step 3: Cross multiply
    167,811.64x = 251,657.50 × 55,471.12
  4. Step 4: Simplify right side
    167,811.64x = 13,959,723,381.40
  5. Step 5: Solve for x
    x = 13,959,723,381.40/167,811.64
  6. Step 6: Final answer
    x = 83,186.86

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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.