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Finding the Fourth Proportional to 65,970.42, 98,960.22 and 26,527.56

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Solution

The fourth proportional to 65,970.42, 98,960.22 and 26,527.56 is: 39,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,970.42 : 98,960.22 = 26,527.56 : x
  2. Step 2: Convert to fraction form
    65,970.42/98,960.22 = 26,527.56/x
  3. Step 3: Cross multiply
    65,970.42x = 98,960.22 × 26,527.56
  4. Step 4: Simplify right side
    65,970.42x = 2,625,173,173.66
  5. Step 5: Solve for x
    x = 2,625,173,173.66/65,970.42
  6. Step 6: Final answer
    x = 39,793.19

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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.