Home / 38,184.58-57,253.83-17,120.81

Finding the Fourth Proportional to 38,184.58, 57,253.83 and 17,120.81

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Solution

The fourth proportional to 38,184.58, 57,253.83 and 17,120.81 is: 25,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.58 : 57,253.83 = 17,120.81 : x
  2. Step 2: Convert to fraction form
    38,184.58/57,253.83 = 17,120.81/x
  3. Step 3: Cross multiply
    38,184.58x = 57,253.83 × 17,120.81
  4. Step 4: Simplify right side
    38,184.58x = 980,231,658.93
  5. Step 5: Solve for x
    x = 980,231,658.93/38,184.58
  6. Step 6: Final answer
    x = 25,670.88

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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.