Home / 283,250.90-424,721.06-112,299.44

Finding the Fourth Proportional to 283,250.90, 424,721.06 and 112,299.44

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Solution

The fourth proportional to 283,250.90, 424,721.06 and 112,299.44 is: 168,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,250.90 : 424,721.06 = 112,299.44 : x
  2. Step 2: Convert to fraction form
    283,250.90/424,721.06 = 112,299.44/x
  3. Step 3: Cross multiply
    283,250.90x = 424,721.06 × 112,299.44
  4. Step 4: Simplify right side
    283,250.90x = 47,695,934,930.23
  5. Step 5: Solve for x
    x = 47,695,934,930.23/283,250.90
  6. Step 6: Final answer
    x = 168,387.58

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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.