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Finding the Fourth Proportional to 37,603.92, 51,894.85 and 21,473.86

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Solution

The fourth proportional to 37,603.92, 51,894.85 and 21,473.86 is: 29,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,603.92 : 51,894.85 = 21,473.86 : x
  2. Step 2: Convert to fraction form
    37,603.92/51,894.85 = 21,473.86/x
  3. Step 3: Cross multiply
    37,603.92x = 51,894.85 × 21,473.86
  4. Step 4: Simplify right side
    37,603.92x = 1,114,382,743.62
  5. Step 5: Solve for x
    x = 1,114,382,743.62/37,603.92
  6. Step 6: Final answer
    x = 29,634.75

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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.