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Finding the Fourth Proportional to 18,370.17, 27,529.71 and 9,587.52

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Solution

The fourth proportional to 18,370.17, 27,529.71 and 9,587.52 is: 14,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.17 : 27,529.71 = 9,587.52 : x
  2. Step 2: Convert to fraction form
    18,370.17/27,529.71 = 9,587.52/x
  3. Step 3: Cross multiply
    18,370.17x = 27,529.71 × 9,587.52
  4. Step 4: Simplify right side
    18,370.17x = 263,941,645.22
  5. Step 5: Solve for x
    x = 263,941,645.22/18,370.17
  6. Step 6: Final answer
    x = 14,367.95

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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.