Home / 237,249.27-355,878.02-87,412.43

Finding the Fourth Proportional to 237,249.27, 355,878.02 and 87,412.43

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Solution

The fourth proportional to 237,249.27, 355,878.02 and 87,412.43 is: 131,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,249.27 : 355,878.02 = 87,412.43 : x
  2. Step 2: Convert to fraction form
    237,249.27/355,878.02 = 87,412.43/x
  3. Step 3: Cross multiply
    237,249.27x = 355,878.02 × 87,412.43
  4. Step 4: Simplify right side
    237,249.27x = 31,108,162,511.79
  5. Step 5: Solve for x
    x = 31,108,162,511.79/237,249.27
  6. Step 6: Final answer
    x = 131,120.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.