Home / 237,977.12-328,286.13-156,293.65

Finding the Fourth Proportional to 237,977.12, 328,286.13 and 156,293.65

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Solution

The fourth proportional to 237,977.12, 328,286.13 and 156,293.65 is: 215,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,977.12 : 328,286.13 = 156,293.65 : x
  2. Step 2: Convert to fraction form
    237,977.12/328,286.13 = 156,293.65/x
  3. Step 3: Cross multiply
    237,977.12x = 328,286.13 × 156,293.65
  4. Step 4: Simplify right side
    237,977.12x = 51,309,037,326.33
  5. Step 5: Solve for x
    x = 51,309,037,326.33/237,977.12
  6. Step 6: Final answer
    x = 215,604.92

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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.