Home / 74,648.50-111,984.27-27,908.02

Finding the Fourth Proportional to 74,648.50, 111,984.27 and 27,908.02

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Solution

The fourth proportional to 74,648.50, 111,984.27 and 27,908.02 is: 41,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,648.50 : 111,984.27 = 27,908.02 : x
  2. Step 2: Convert to fraction form
    74,648.50/111,984.27 = 27,908.02/x
  3. Step 3: Cross multiply
    74,648.50x = 111,984.27 × 27,908.02
  4. Step 4: Simplify right side
    74,648.50x = 3,125,259,246.85
  5. Step 5: Solve for x
    x = 3,125,259,246.85/74,648.50
  6. Step 6: Final answer
    x = 41,866.34

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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.