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Finding the Fourth Proportional to 66,793, 100,102.02 and 37,224.76

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Solution

The fourth proportional to 66,793, 100,102.02 and 37,224.76 is: 55,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,793 : 100,102.02 = 37,224.76 : x
  2. Step 2: Convert to fraction form
    66,793/100,102.02 = 37,224.76/x
  3. Step 3: Cross multiply
    66,793x = 100,102.02 × 37,224.76
  4. Step 4: Simplify right side
    66,793x = 3,726,273,670.02
  5. Step 5: Solve for x
    x = 3,726,273,670.02/66,793
  6. Step 6: Final answer
    x = 55,788.39

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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.