Home / 212,204.43-318,257.25-62,404.65

Finding the Fourth Proportional to 212,204.43, 318,257.25 and 62,404.65

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Solution

The fourth proportional to 212,204.43, 318,257.25 and 62,404.65 is: 93,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,204.43 : 318,257.25 = 62,404.65 : x
  2. Step 2: Convert to fraction form
    212,204.43/318,257.25 = 62,404.65/x
  3. Step 3: Cross multiply
    212,204.43x = 318,257.25 × 62,404.65
  4. Step 4: Simplify right side
    212,204.43x = 19,860,732,296.21
  5. Step 5: Solve for x
    x = 19,860,732,296.21/212,204.43
  6. Step 6: Final answer
    x = 93,592.45

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1.5x scale

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.