Home / 73,724.39-110,586.66-18,320.39

Finding the Fourth Proportional to 73,724.39, 110,586.66 and 18,320.39

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Solution

The fourth proportional to 73,724.39, 110,586.66 and 18,320.39 is: 27,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,724.39 : 110,586.66 = 18,320.39 : x
  2. Step 2: Convert to fraction form
    73,724.39/110,586.66 = 18,320.39/x
  3. Step 3: Cross multiply
    73,724.39x = 110,586.66 × 18,320.39
  4. Step 4: Simplify right side
    73,724.39x = 2,025,990,740.00
  5. Step 5: Solve for x
    x = 2,025,990,740.00/73,724.39
  6. Step 6: Final answer
    x = 27,480.60

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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.