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Finding the Fourth Proportional to 35,294.50, 48,703.98 and 19,375.66

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Solution

The fourth proportional to 35,294.50, 48,703.98 and 19,375.66 is: 26,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,294.50 : 48,703.98 = 19,375.66 : x
  2. Step 2: Convert to fraction form
    35,294.50/48,703.98 = 19,375.66/x
  3. Step 3: Cross multiply
    35,294.50x = 48,703.98 × 19,375.66
  4. Step 4: Simplify right side
    35,294.50x = 943,671,757.13
  5. Step 5: Solve for x
    x = 943,671,757.13/35,294.50
  6. Step 6: Final answer
    x = 26,737.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.