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Finding the Fourth Proportional to 52,859.88, 79,301.16 and 17,799.03

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Solution

The fourth proportional to 52,859.88, 79,301.16 and 17,799.03 is: 26,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,859.88 : 79,301.16 = 17,799.03 : x
  2. Step 2: Convert to fraction form
    52,859.88/79,301.16 = 17,799.03/x
  3. Step 3: Cross multiply
    52,859.88x = 79,301.16 × 17,799.03
  4. Step 4: Simplify right side
    52,859.88x = 1,411,483,725.87
  5. Step 5: Solve for x
    x = 1,411,483,725.87/52,859.88
  6. Step 6: Final answer
    x = 26,702.36

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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.