Home / 166,916.36-230,337.06-91,463.24

Finding the Fourth Proportional to 166,916.36, 230,337.06 and 91,463.24

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Solution

The fourth proportional to 166,916.36, 230,337.06 and 91,463.24 is: 126,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,916.36 : 230,337.06 = 91,463.24 : x
  2. Step 2: Convert to fraction form
    166,916.36/230,337.06 = 91,463.24/x
  3. Step 3: Cross multiply
    166,916.36x = 230,337.06 × 91,463.24
  4. Step 4: Simplify right side
    166,916.36x = 21,067,373,799.67
  5. Step 5: Solve for x
    x = 21,067,373,799.67/166,916.36
  6. Step 6: Final answer
    x = 126,215.15

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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.