Home / 237,976.96-328,387.28-135,982.16

Finding the Fourth Proportional to 237,976.96, 328,387.28 and 135,982.16

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Solution

The fourth proportional to 237,976.96, 328,387.28 and 135,982.16 is: 187,643.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,976.96 : 328,387.28 = 135,982.16 : x
  2. Step 2: Convert to fraction form
    237,976.96/328,387.28 = 135,982.16/x
  3. Step 3: Cross multiply
    237,976.96x = 328,387.28 × 135,982.16
  4. Step 4: Simplify right side
    237,976.96x = 44,654,811,650.92
  5. Step 5: Solve for x
    x = 44,654,811,650.92/237,976.96
  6. Step 6: Final answer
    x = 187,643.42

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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.