Home / 167,999.77-231,757.95-107,521.93

Finding the Fourth Proportional to 167,999.77, 231,757.95 and 107,521.93

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Solution

The fourth proportional to 167,999.77, 231,757.95 and 107,521.93 is: 148,327.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,999.77 : 231,757.95 = 107,521.93 : x
  2. Step 2: Convert to fraction form
    167,999.77/231,757.95 = 107,521.93/x
  3. Step 3: Cross multiply
    167,999.77x = 231,757.95 × 107,521.93
  4. Step 4: Simplify right side
    167,999.77x = 24,919,062,076.84
  5. Step 5: Solve for x
    x = 24,919,062,076.84/167,999.77
  6. Step 6: Final answer
    x = 148,327.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.