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Finding the Fourth Proportional to 69,628.76, 96,087.90 and 37,797.68

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Solution

The fourth proportional to 69,628.76, 96,087.90 and 37,797.68 is: 52,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,628.76 : 96,087.90 = 37,797.68 : x
  2. Step 2: Convert to fraction form
    69,628.76/96,087.90 = 37,797.68/x
  3. Step 3: Cross multiply
    69,628.76x = 96,087.90 × 37,797.68
  4. Step 4: Simplify right side
    69,628.76x = 3,631,899,696.07
  5. Step 5: Solve for x
    x = 3,631,899,696.07/69,628.76
  6. Step 6: Final answer
    x = 52,160.91

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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.