Home / 167,487.52-231,106.76-99,502.75

Finding the Fourth Proportional to 167,487.52, 231,106.76 and 99,502.75

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Solution

The fourth proportional to 167,487.52, 231,106.76 and 99,502.75 is: 137,298.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,487.52 : 231,106.76 = 99,502.75 : x
  2. Step 2: Convert to fraction form
    167,487.52/231,106.76 = 99,502.75/x
  3. Step 3: Cross multiply
    167,487.52x = 231,106.76 × 99,502.75
  4. Step 4: Simplify right side
    167,487.52x = 22,995,756,510.54
  5. Step 5: Solve for x
    x = 22,995,756,510.54/167,487.52
  6. Step 6: Final answer
    x = 137,298.33

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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.