Home / 237,940.42-328,358.25-130,511.33

Finding the Fourth Proportional to 237,940.42, 328,358.25 and 130,511.33

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Solution

The fourth proportional to 237,940.42, 328,358.25 and 130,511.33 is: 180,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,940.42 : 328,358.25 = 130,511.33 : x
  2. Step 2: Convert to fraction form
    237,940.42/328,358.25 = 130,511.33/x
  3. Step 3: Cross multiply
    237,940.42x = 328,358.25 × 130,511.33
  4. Step 4: Simplify right side
    237,940.42x = 42,854,472,744.87
  5. Step 5: Solve for x
    x = 42,854,472,744.87/237,940.42
  6. Step 6: Final answer
    x = 180,105.90

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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.