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Finding the Fourth Proportional to 18,179.52, 27,264.24 and 5,030.88

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Solution

The fourth proportional to 18,179.52, 27,264.24 and 5,030.88 is: 7,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.52 : 27,264.24 = 5,030.88 : x
  2. Step 2: Convert to fraction form
    18,179.52/27,264.24 = 5,030.88/x
  3. Step 3: Cross multiply
    18,179.52x = 27,264.24 × 5,030.88
  4. Step 4: Simplify right side
    18,179.52x = 137,163,119.73
  5. Step 5: Solve for x
    x = 137,163,119.73/18,179.52
  6. Step 6: Final answer
    x = 7,544.93

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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.