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Finding the Fourth Proportional to 59,388.31, 81,957.19 and 33,894.17

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Solution

The fourth proportional to 59,388.31, 81,957.19 and 33,894.17 is: 46,774.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,388.31 : 81,957.19 = 33,894.17 : x
  2. Step 2: Convert to fraction form
    59,388.31/81,957.19 = 33,894.17/x
  3. Step 3: Cross multiply
    59,388.31x = 81,957.19 × 33,894.17
  4. Step 4: Simplify right side
    59,388.31x = 2,777,870,930.58
  5. Step 5: Solve for x
    x = 2,777,870,930.58/59,388.31
  6. Step 6: Final answer
    x = 46,774.71

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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.