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Finding the Fourth Proportional to 69,785.77, 96,304.82 and 37,954.90

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Solution

The fourth proportional to 69,785.77, 96,304.82 and 37,954.90 is: 52,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,785.77 : 96,304.82 = 37,954.90 : x
  2. Step 2: Convert to fraction form
    69,785.77/96,304.82 = 37,954.90/x
  3. Step 3: Cross multiply
    69,785.77x = 96,304.82 × 37,954.90
  4. Step 4: Simplify right side
    69,785.77x = 3,655,239,717.73
  5. Step 5: Solve for x
    x = 3,655,239,717.73/69,785.77
  6. Step 6: Final answer
    x = 52,378.01

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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.