Home / 212,472.73-318,634.83-62,673.26

Finding the Fourth Proportional to 212,472.73, 318,634.83 and 62,673.26

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Solution

The fourth proportional to 212,472.73, 318,634.83 and 62,673.26 is: 93,987.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,472.73 : 318,634.83 = 62,673.26 : x
  2. Step 2: Convert to fraction form
    212,472.73/318,634.83 = 62,673.26/x
  3. Step 3: Cross multiply
    212,472.73x = 318,634.83 × 62,673.26
  4. Step 4: Simplify right side
    212,472.73x = 19,969,881,952.47
  5. Step 5: Solve for x
    x = 19,969,881,952.47/212,472.73
  6. Step 6: Final answer
    x = 93,987.98

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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.