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Finding the Fourth Proportional to 66,913.44, 92,340.55 and 37,105.44

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Solution

The fourth proportional to 66,913.44, 92,340.55 and 37,105.44 is: 51,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,913.44 : 92,340.55 = 37,105.44 : x
  2. Step 2: Convert to fraction form
    66,913.44/92,340.55 = 37,105.44/x
  3. Step 3: Cross multiply
    66,913.44x = 92,340.55 × 37,105.44
  4. Step 4: Simplify right side
    66,913.44x = 3,426,336,552.06
  5. Step 5: Solve for x
    x = 3,426,336,552.06/66,913.44
  6. Step 6: Final answer
    x = 51,205.51

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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.