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Finding the Fourth Proportional to 65,573.76, 98,169.27 and 48,781.26

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Solution

The fourth proportional to 65,573.76, 98,169.27 and 48,781.26 is: 73,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,573.76 : 98,169.27 = 48,781.26 : x
  2. Step 2: Convert to fraction form
    65,573.76/98,169.27 = 48,781.26/x
  3. Step 3: Cross multiply
    65,573.76x = 98,169.27 × 48,781.26
  4. Step 4: Simplify right side
    65,573.76x = 4,788,820,683.88
  5. Step 5: Solve for x
    x = 4,788,820,683.88/65,573.76
  6. Step 6: Final answer
    x = 73,029.53

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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.