Home / 167,178.13-230,707.95-90,697.73

Finding the Fourth Proportional to 167,178.13, 230,707.95 and 90,697.73

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Solution

The fourth proportional to 167,178.13, 230,707.95 and 90,697.73 is: 125,164.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,178.13 : 230,707.95 = 90,697.73 : x
  2. Step 2: Convert to fraction form
    167,178.13/230,707.95 = 90,697.73/x
  3. Step 3: Cross multiply
    167,178.13x = 230,707.95 × 90,697.73
  4. Step 4: Simplify right side
    167,178.13x = 20,924,685,864.30
  5. Step 5: Solve for x
    x = 20,924,685,864.30/167,178.13
  6. Step 6: Final answer
    x = 125,164.02

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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.