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Finding the Fourth Proportional to 65,267.91, 97,940.70 and 23,718.15

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Solution

The fourth proportional to 65,267.91, 97,940.70 and 23,718.15 is: 35,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,267.91 : 97,940.70 = 23,718.15 : x
  2. Step 2: Convert to fraction form
    65,267.91/97,940.70 = 23,718.15/x
  3. Step 3: Cross multiply
    65,267.91x = 97,940.70 × 23,718.15
  4. Step 4: Simplify right side
    65,267.91x = 2,322,972,213.71
  5. Step 5: Solve for x
    x = 2,322,972,213.71/65,267.91
  6. Step 6: Final answer
    x = 35,591.34

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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.