Home / 44,679.74-67,021.05-21,308.54

Finding the Fourth Proportional to 44,679.74, 67,021.05 and 21,308.54

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Solution

The fourth proportional to 44,679.74, 67,021.05 and 21,308.54 is: 31,963.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,679.74 : 67,021.05 = 21,308.54 : x
  2. Step 2: Convert to fraction form
    44,679.74/67,021.05 = 21,308.54/x
  3. Step 3: Cross multiply
    44,679.74x = 67,021.05 × 21,308.54
  4. Step 4: Simplify right side
    44,679.74x = 1,428,120,724.77
  5. Step 5: Solve for x
    x = 1,428,120,724.77/44,679.74
  6. Step 6: Final answer
    x = 31,963.50

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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.