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Finding the Fourth Proportional to 18,274.39, 27,403.07 and 9,506.95

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Solution

The fourth proportional to 18,274.39, 27,403.07 and 9,506.95 is: 14,256.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.39 : 27,403.07 = 9,506.95 : x
  2. Step 2: Convert to fraction form
    18,274.39/27,403.07 = 9,506.95/x
  3. Step 3: Cross multiply
    18,274.39x = 27,403.07 × 9,506.95
  4. Step 4: Simplify right side
    18,274.39x = 260,519,616.34
  5. Step 5: Solve for x
    x = 260,519,616.34/18,274.39
  6. Step 6: Final answer
    x = 14,256.00

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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.