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Finding the Fourth Proportional to 61,628.92, 92,386.68 and 33,507.88

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Solution

The fourth proportional to 61,628.92, 92,386.68 and 33,507.88 is: 50,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,628.92 : 92,386.68 = 33,507.88 : x
  2. Step 2: Convert to fraction form
    61,628.92/92,386.68 = 33,507.88/x
  3. Step 3: Cross multiply
    61,628.92x = 92,386.68 × 33,507.88
  4. Step 4: Simplify right side
    61,628.92x = 3,095,681,787.04
  5. Step 5: Solve for x
    x = 3,095,681,787.04/61,628.92
  6. Step 6: Final answer
    x = 50,230.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.