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Finding the Fourth Proportional to 18,277.64, 27,417.81 and 16,101.44

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Solution

The fourth proportional to 18,277.64, 27,417.81 and 16,101.44 is: 24,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.64 : 27,417.81 = 16,101.44 : x
  2. Step 2: Convert to fraction form
    18,277.64/27,417.81 = 16,101.44/x
  3. Step 3: Cross multiply
    18,277.64x = 27,417.81 × 16,101.44
  4. Step 4: Simplify right side
    18,277.64x = 441,466,222.65
  5. Step 5: Solve for x
    x = 441,466,222.65/18,277.64
  6. Step 6: Final answer
    x = 24,153.35

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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.