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Finding the Fourth Proportional to 27,194.51, 40,793.59 and 7,472.94

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Solution

The fourth proportional to 27,194.51, 40,793.59 and 7,472.94 is: 11,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,194.51 : 40,793.59 = 7,472.94 : x
  2. Step 2: Convert to fraction form
    27,194.51/40,793.59 = 7,472.94/x
  3. Step 3: Cross multiply
    27,194.51x = 40,793.59 × 7,472.94
  4. Step 4: Simplify right side
    27,194.51x = 304,848,050.45
  5. Step 5: Solve for x
    x = 304,848,050.45/27,194.51
  6. Step 6: Final answer
    x = 11,209.91

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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.