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Finding the Fourth Proportional to 65,373.88, 98,044.62 and 18,627.16

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Solution

The fourth proportional to 65,373.88, 98,044.62 and 18,627.16 is: 27,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,373.88 : 98,044.62 = 18,627.16 : x
  2. Step 2: Convert to fraction form
    65,373.88/98,044.62 = 18,627.16/x
  3. Step 3: Cross multiply
    65,373.88x = 98,044.62 × 18,627.16
  4. Step 4: Simplify right side
    65,373.88x = 1,826,292,823.88
  5. Step 5: Solve for x
    x = 1,826,292,823.88/65,373.88
  6. Step 6: Final answer
    x = 27,936.12

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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.