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Finding the Fourth Proportional to 65,341.98, 98,001.25 and 17,310.91

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Solution

The fourth proportional to 65,341.98, 98,001.25 and 17,310.91 is: 25,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,341.98 : 98,001.25 = 17,310.91 : x
  2. Step 2: Convert to fraction form
    65,341.98/98,001.25 = 17,310.91/x
  3. Step 3: Cross multiply
    65,341.98x = 98,001.25 × 17,310.91
  4. Step 4: Simplify right side
    65,341.98x = 1,696,490,818.64
  5. Step 5: Solve for x
    x = 1,696,490,818.64/65,341.98
  6. Step 6: Final answer
    x = 25,963.26

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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.