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Finding the Fourth Proportional to 69,785.71, 96,301.50 and 37,954.63

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Solution

The fourth proportional to 69,785.71, 96,301.50 and 37,954.63 is: 52,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,785.71 : 96,301.50 = 37,954.63 : x
  2. Step 2: Convert to fraction form
    69,785.71/96,301.50 = 37,954.63/x
  3. Step 3: Cross multiply
    69,785.71x = 96,301.50 × 37,954.63
  4. Step 4: Simplify right side
    69,785.71x = 3,655,087,800.95
  5. Step 5: Solve for x
    x = 3,655,087,800.95/69,785.71
  6. Step 6: Final answer
    x = 52,375.88

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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.