Home / 167,070.92-230,557.62-90,589.88

Finding the Fourth Proportional to 167,070.92, 230,557.62 and 90,589.88

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Solution

The fourth proportional to 167,070.92, 230,557.62 and 90,589.88 is: 125,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,070.92 : 230,557.62 = 90,589.88 : x
  2. Step 2: Convert to fraction form
    167,070.92/230,557.62 = 90,589.88/x
  3. Step 3: Cross multiply
    167,070.92x = 230,557.62 × 90,589.88
  4. Step 4: Simplify right side
    167,070.92x = 20,886,186,748.11
  5. Step 5: Solve for x
    x = 20,886,186,748.11/167,070.92
  6. Step 6: Final answer
    x = 125,013.90

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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.