Home / 121,286.01-181,964.12-50,195.52

Finding the Fourth Proportional to 121,286.01, 181,964.12 and 50,195.52

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Solution

The fourth proportional to 121,286.01, 181,964.12 and 50,195.52 is: 75,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,286.01 : 181,964.12 = 50,195.52 : x
  2. Step 2: Convert to fraction form
    121,286.01/181,964.12 = 50,195.52/x
  3. Step 3: Cross multiply
    121,286.01x = 181,964.12 × 50,195.52
  4. Step 4: Simplify right side
    121,286.01x = 9,133,783,373.76
  5. Step 5: Solve for x
    x = 9,133,783,373.76/121,286.01
  6. Step 6: Final answer
    x = 75,307.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.