Home / 167,555.19-231,280.08-107,288.22

Finding the Fourth Proportional to 167,555.19, 231,280.08 and 107,288.22

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Solution

The fourth proportional to 167,555.19, 231,280.08 and 107,288.22 is: 148,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,555.19 : 231,280.08 = 107,288.22 : x
  2. Step 2: Convert to fraction form
    167,555.19/231,280.08 = 107,288.22/x
  3. Step 3: Cross multiply
    167,555.19x = 231,280.08 × 107,288.22
  4. Step 4: Simplify right side
    167,555.19x = 24,813,628,104.66
  5. Step 5: Solve for x
    x = 24,813,628,104.66/167,555.19
  6. Step 6: Final answer
    x = 148,092.27

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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.