Home / 167,319.56-230,901.20-90,838.73

Finding the Fourth Proportional to 167,319.56, 230,901.20 and 90,838.73

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Solution

The fourth proportional to 167,319.56, 230,901.20 and 90,838.73 is: 125,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,319.56 : 230,901.20 = 90,838.73 : x
  2. Step 2: Convert to fraction form
    167,319.56/230,901.20 = 90,838.73/x
  3. Step 3: Cross multiply
    167,319.56x = 230,901.20 × 90,838.73
  4. Step 4: Simplify right side
    167,319.56x = 20,974,771,763.48
  5. Step 5: Solve for x
    x = 20,974,771,763.48/167,319.56
  6. Step 6: Final answer
    x = 125,357.56

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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.