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Finding the Fourth Proportional to 69,788.54, 96,307.28 and 37,957.44

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Solution

The fourth proportional to 69,788.54, 96,307.28 and 37,957.44 is: 52,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,788.54 : 96,307.28 = 37,957.44 : x
  2. Step 2: Convert to fraction form
    69,788.54/96,307.28 = 37,957.44/x
  3. Step 3: Cross multiply
    69,788.54x = 96,307.28 × 37,957.44
  4. Step 4: Simplify right side
    69,788.54x = 3,655,577,303.28
  5. Step 5: Solve for x
    x = 3,655,577,303.28/69,788.54
  6. Step 6: Final answer
    x = 52,380.77

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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.