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Finding the Fourth Proportional to 19,595.52, 27,027 and 13,624.20

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Solution

The fourth proportional to 19,595.52, 27,027 and 13,624.20 is: 18,791.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.52 : 27,027 = 13,624.20 : x
  2. Step 2: Convert to fraction form
    19,595.52/27,027 = 13,624.20/x
  3. Step 3: Cross multiply
    19,595.52x = 27,027 × 13,624.20
  4. Step 4: Simplify right side
    19,595.52x = 368,221,253.40
  5. Step 5: Solve for x
    x = 368,221,253.40/19,595.52
  6. Step 6: Final answer
    x = 18,791.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.