Home / 167,998.77-231,756.57-107,520.93

Finding the Fourth Proportional to 167,998.77, 231,756.57 and 107,520.93

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Solution

The fourth proportional to 167,998.77, 231,756.57 and 107,520.93 is: 148,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,998.77 : 231,756.57 = 107,520.93 : x
  2. Step 2: Convert to fraction form
    167,998.77/231,756.57 = 107,520.93/x
  3. Step 3: Cross multiply
    167,998.77x = 231,756.57 × 107,520.93
  4. Step 4: Simplify right side
    167,998.77x = 24,918,681,940.01
  5. Step 5: Solve for x
    x = 24,918,681,940.01/167,998.77
  6. Step 6: Final answer
    x = 148,326.57

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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.