Home / 167,082.52-230,574.18-91,631.56

Finding the Fourth Proportional to 167,082.52, 230,574.18 and 91,631.56

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Solution

The fourth proportional to 167,082.52, 230,574.18 and 91,631.56 is: 126,451.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,082.52 : 230,574.18 = 91,631.56 : x
  2. Step 2: Convert to fraction form
    167,082.52/230,574.18 = 91,631.56/x
  3. Step 3: Cross multiply
    167,082.52x = 230,574.18 × 91,631.56
  4. Step 4: Simplify right side
    167,082.52x = 21,127,871,809.12
  5. Step 5: Solve for x
    x = 21,127,871,809.12/167,082.52
  6. Step 6: Final answer
    x = 126,451.72

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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.