Home / 74,321.35-111,499.06-32,208.50

Finding the Fourth Proportional to 74,321.35, 111,499.06 and 32,208.50

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Solution

The fourth proportional to 74,321.35, 111,499.06 and 32,208.50 is: 48,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,321.35 : 111,499.06 = 32,208.50 : x
  2. Step 2: Convert to fraction form
    74,321.35/111,499.06 = 32,208.50/x
  3. Step 3: Cross multiply
    74,321.35x = 111,499.06 × 32,208.50
  4. Step 4: Simplify right side
    74,321.35x = 3,591,217,312.97
  5. Step 5: Solve for x
    x = 3,591,217,312.97/74,321.35
  6. Step 6: Final answer
    x = 48,320.13

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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.