Home / 237,967.88-328,389.66-135,986.85

Finding the Fourth Proportional to 237,967.88, 328,389.66 and 135,986.85

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Solution

The fourth proportional to 237,967.88, 328,389.66 and 135,986.85 is: 187,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,967.88 : 328,389.66 = 135,986.85 : x
  2. Step 2: Convert to fraction form
    237,967.88/328,389.66 = 135,986.85/x
  3. Step 3: Cross multiply
    237,967.88x = 328,389.66 × 135,986.85
  4. Step 4: Simplify right side
    237,967.88x = 44,656,675,435.97
  5. Step 5: Solve for x
    x = 44,656,675,435.97/237,967.88
  6. Step 6: Final answer
    x = 187,658.42

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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.