Home / 185,604.15-278,406.23-154,500.15

Finding the Fourth Proportional to 185,604.15, 278,406.23 and 154,500.15

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Solution

The fourth proportional to 185,604.15, 278,406.23 and 154,500.15 is: 231,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,604.15 : 278,406.23 = 154,500.15 : x
  2. Step 2: Convert to fraction form
    185,604.15/278,406.23 = 154,500.15/x
  3. Step 3: Cross multiply
    185,604.15x = 278,406.23 × 154,500.15
  4. Step 4: Simplify right side
    185,604.15x = 43,013,803,523.43
  5. Step 5: Solve for x
    x = 43,013,803,523.43/185,604.15
  6. Step 6: Final answer
    x = 231,750.23

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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.