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Finding the Fourth Proportional to 58,394.16, 80,584.56 and 33,243.84

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Solution

The fourth proportional to 58,394.16, 80,584.56 and 33,243.84 is: 45,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,394.16 : 80,584.56 = 33,243.84 : x
  2. Step 2: Convert to fraction form
    58,394.16/80,584.56 = 33,243.84/x
  3. Step 3: Cross multiply
    58,394.16x = 80,584.56 × 33,243.84
  4. Step 4: Simplify right side
    58,394.16x = 2,678,940,219.11
  5. Step 5: Solve for x
    x = 2,678,940,219.11/58,394.16
  6. Step 6: Final answer
    x = 45,876.85

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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.