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Finding the Fourth Proportional to 69,800.72, 96,325.73 and 37,969.70

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Solution

The fourth proportional to 69,800.72, 96,325.73 and 37,969.70 is: 52,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,800.72 : 96,325.73 = 37,969.70 : x
  2. Step 2: Convert to fraction form
    69,800.72/96,325.73 = 37,969.70/x
  3. Step 3: Cross multiply
    69,800.72x = 96,325.73 × 37,969.70
  4. Step 4: Simplify right side
    69,800.72x = 3,657,458,398.90
  5. Step 5: Solve for x
    x = 3,657,458,398.90/69,800.72
  6. Step 6: Final answer
    x = 52,398.58

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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.