Home / 185,904.29-278,806.62-80,698.25

Finding the Fourth Proportional to 185,904.29, 278,806.62 and 80,698.25

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Solution

The fourth proportional to 185,904.29, 278,806.62 and 80,698.25 is: 121,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,904.29 : 278,806.62 = 80,698.25 : x
  2. Step 2: Convert to fraction form
    185,904.29/278,806.62 = 80,698.25/x
  3. Step 3: Cross multiply
    185,904.29x = 278,806.62 × 80,698.25
  4. Step 4: Simplify right side
    185,904.29x = 22,499,206,322.42
  5. Step 5: Solve for x
    x = 22,499,206,322.42/185,904.29
  6. Step 6: Final answer
    x = 121,025.75

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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.