Home / 63,021.97-86,972.14-34,729.48

Finding the Fourth Proportional to 63,021.97, 86,972.14 and 34,729.48

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Solution

The fourth proportional to 63,021.97, 86,972.14 and 34,729.48 is: 47,927.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021.97 : 86,972.14 = 34,729.48 : x
  2. Step 2: Convert to fraction form
    63,021.97/86,972.14 = 34,729.48/x
  3. Step 3: Cross multiply
    63,021.97x = 86,972.14 × 34,729.48
  4. Step 4: Simplify right side
    63,021.97x = 3,020,497,196.69
  5. Step 5: Solve for x
    x = 3,020,497,196.69/63,021.97
  6. Step 6: Final answer
    x = 47,927.69

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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.