Home / 237,218.71-355,772.16-87,377.62

Finding the Fourth Proportional to 237,218.71, 355,772.16 and 87,377.62

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Solution

The fourth proportional to 237,218.71, 355,772.16 and 87,377.62 is: 131,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,218.71 : 355,772.16 = 87,377.62 : x
  2. Step 2: Convert to fraction form
    237,218.71/355,772.16 = 87,377.62/x
  3. Step 3: Cross multiply
    237,218.71x = 355,772.16 × 87,377.62
  4. Step 4: Simplify right side
    237,218.71x = 31,086,524,603.06
  5. Step 5: Solve for x
    x = 31,086,524,603.06/237,218.71
  6. Step 6: Final answer
    x = 131,045.84

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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.