Home / 167,432.80-231,059.73-90,953.33

Finding the Fourth Proportional to 167,432.80, 231,059.73 and 90,953.33

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Solution

The fourth proportional to 167,432.80, 231,059.73 and 90,953.33 is: 125,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,432.80 : 231,059.73 = 90,953.33 : x
  2. Step 2: Convert to fraction form
    167,432.80/231,059.73 = 90,953.33/x
  3. Step 3: Cross multiply
    167,432.80x = 231,059.73 × 90,953.33
  4. Step 4: Simplify right side
    167,432.80x = 21,015,651,995.28
  5. Step 5: Solve for x
    x = 21,015,651,995.28/167,432.80
  6. Step 6: Final answer
    x = 125,516.93

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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.