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Finding the Fourth Proportional to 65,947.04, 98,920.30 and 16,027.29

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Solution

The fourth proportional to 65,947.04, 98,920.30 and 16,027.29 is: 24,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,947.04 : 98,920.30 = 16,027.29 : x
  2. Step 2: Convert to fraction form
    65,947.04/98,920.30 = 16,027.29/x
  3. Step 3: Cross multiply
    65,947.04x = 98,920.30 × 16,027.29
  4. Step 4: Simplify right side
    65,947.04x = 1,585,423,840.39
  5. Step 5: Solve for x
    x = 1,585,423,840.39/65,947.04
  6. Step 6: Final answer
    x = 24,040.86

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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.