Home / 185,851.53-278,678.46-73,527.21

Finding the Fourth Proportional to 185,851.53, 278,678.46 and 73,527.21

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Solution

The fourth proportional to 185,851.53, 278,678.46 and 73,527.21 is: 110,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,851.53 : 278,678.46 = 73,527.21 : x
  2. Step 2: Convert to fraction form
    185,851.53/278,678.46 = 73,527.21/x
  3. Step 3: Cross multiply
    185,851.53x = 278,678.46 × 73,527.21
  4. Step 4: Simplify right side
    185,851.53x = 20,490,449,650.90
  5. Step 5: Solve for x
    x = 20,490,449,650.90/185,851.53
  6. Step 6: Final answer
    x = 110,251.71

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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.