Home / 167,112.26-230,644.39-99,166.70

Finding the Fourth Proportional to 167,112.26, 230,644.39 and 99,166.70

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Solution

The fourth proportional to 167,112.26, 230,644.39 and 99,166.70 is: 136,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,112.26 : 230,644.39 = 99,166.70 : x
  2. Step 2: Convert to fraction form
    167,112.26/230,644.39 = 99,166.70/x
  3. Step 3: Cross multiply
    167,112.26x = 230,644.39 × 99,166.70
  4. Step 4: Simplify right side
    167,112.26x = 22,872,242,509.33
  5. Step 5: Solve for x
    x = 22,872,242,509.33/167,112.26
  6. Step 6: Final answer
    x = 136,867.53

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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.