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Finding the Fourth Proportional to 65,290.94, 97,928.75 and 17,910.82

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Solution

The fourth proportional to 65,290.94, 97,928.75 and 17,910.82 is: 26,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,290.94 : 97,928.75 = 17,910.82 : x
  2. Step 2: Convert to fraction form
    65,290.94/97,928.75 = 17,910.82/x
  3. Step 3: Cross multiply
    65,290.94x = 97,928.75 × 17,910.82
  4. Step 4: Simplify right side
    65,290.94x = 1,753,984,280.51
  5. Step 5: Solve for x
    x = 1,753,984,280.51/65,290.94
  6. Step 6: Final answer
    x = 26,864.13

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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.