Home / 247,222.20-370,833.30-89,455.80

Finding the Fourth Proportional to 247,222.20, 370,833.30 and 89,455.80

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Solution

The fourth proportional to 247,222.20, 370,833.30 and 89,455.80 is: 134,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,222.20 : 370,833.30 = 89,455.80 : x
  2. Step 2: Convert to fraction form
    247,222.20/370,833.30 = 89,455.80/x
  3. Step 3: Cross multiply
    247,222.20x = 370,833.30 × 89,455.80
  4. Step 4: Simplify right side
    247,222.20x = 33,173,189,518.14
  5. Step 5: Solve for x
    x = 33,173,189,518.14/247,222.20
  6. Step 6: Final answer
    x = 134,183.70

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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.