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Finding the Fourth Proportional to 65,292.50, 97,947.47 and 25,840.39

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Solution

The fourth proportional to 65,292.50, 97,947.47 and 25,840.39 is: 38,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,292.50 : 97,947.47 = 25,840.39 : x
  2. Step 2: Convert to fraction form
    65,292.50/97,947.47 = 25,840.39/x
  3. Step 3: Cross multiply
    65,292.50x = 97,947.47 × 25,840.39
  4. Step 4: Simplify right side
    65,292.50x = 2,531,000,450.24
  5. Step 5: Solve for x
    x = 2,531,000,450.24/65,292.50
  6. Step 6: Final answer
    x = 38,764.03

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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.