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Finding the Fourth Proportional to 65,759.79, 98,853.53 and 52,754.43

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Solution

The fourth proportional to 65,759.79, 98,853.53 and 52,754.43 is: 79,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759.79 : 98,853.53 = 52,754.43 : x
  2. Step 2: Convert to fraction form
    65,759.79/98,853.53 = 52,754.43/x
  3. Step 3: Cross multiply
    65,759.79x = 98,853.53 × 52,754.43
  4. Step 4: Simplify right side
    65,759.79x = 5,214,961,364.87
  5. Step 5: Solve for x
    x = 5,214,961,364.87/65,759.79
  6. Step 6: Final answer
    x = 79,303.19

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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.