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Finding the Fourth Proportional to 65,837.60, 98,755.95 and 26,394.16

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Solution

The fourth proportional to 65,837.60, 98,755.95 and 26,394.16 is: 39,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,837.60 : 98,755.95 = 26,394.16 : x
  2. Step 2: Convert to fraction form
    65,837.60/98,755.95 = 26,394.16/x
  3. Step 3: Cross multiply
    65,837.60x = 98,755.95 × 26,394.16
  4. Step 4: Simplify right side
    65,837.60x = 2,606,580,345.25
  5. Step 5: Solve for x
    x = 2,606,580,345.25/65,837.60
  6. Step 6: Final answer
    x = 39,591.06

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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.