Home / 185,904.26-278,806.57-80,698.22

Finding the Fourth Proportional to 185,904.26, 278,806.57 and 80,698.22

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Solution

The fourth proportional to 185,904.26, 278,806.57 and 80,698.22 is: 121,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,904.26 : 278,806.57 = 80,698.22 : x
  2. Step 2: Convert to fraction form
    185,904.26/278,806.57 = 80,698.22/x
  3. Step 3: Cross multiply
    185,904.26x = 278,806.57 × 80,698.22
  4. Step 4: Simplify right side
    185,904.26x = 22,499,193,826.98
  5. Step 5: Solve for x
    x = 22,499,193,826.98/185,904.26
  6. Step 6: Final answer
    x = 121,025.70

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1.5x scale

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.