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Finding the Fourth Proportional to 61,404.70, 92,107.05 and 21,963.10

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Solution

The fourth proportional to 61,404.70, 92,107.05 and 21,963.10 is: 32,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,404.70 : 92,107.05 = 21,963.10 : x
  2. Step 2: Convert to fraction form
    61,404.70/92,107.05 = 21,963.10/x
  3. Step 3: Cross multiply
    61,404.70x = 92,107.05 × 21,963.10
  4. Step 4: Simplify right side
    61,404.70x = 2,022,956,349.86
  5. Step 5: Solve for x
    x = 2,022,956,349.86/61,404.70
  6. Step 6: Final answer
    x = 32,944.65

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Similar ratio
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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.