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Finding the Fourth Proportional to 65,893.91, 90,947.00 and 44,680.01

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Solution

The fourth proportional to 65,893.91, 90,947.00 and 44,680.01 is: 61,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,893.91 : 90,947.00 = 44,680.01 : x
  2. Step 2: Convert to fraction form
    65,893.91/90,947.00 = 44,680.01/x
  3. Step 3: Cross multiply
    65,893.91x = 90,947.00 × 44,680.01
  4. Step 4: Simplify right side
    65,893.91x = 4,063,512,526.44
  5. Step 5: Solve for x
    x = 4,063,512,526.44/65,893.91
  6. Step 6: Final answer
    x = 61,667.50

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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.