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Finding the Fourth Proportional to 35,847, 53,770.50 and 15,070.50

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Solution

The fourth proportional to 35,847, 53,770.50 and 15,070.50 is: 22,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847 : 53,770.50 = 15,070.50 : x
  2. Step 2: Convert to fraction form
    35,847/53,770.50 = 15,070.50/x
  3. Step 3: Cross multiply
    35,847x = 53,770.50 × 15,070.50
  4. Step 4: Simplify right side
    35,847x = 810,348,320.25
  5. Step 5: Solve for x
    x = 810,348,320.25/35,847
  6. Step 6: Final answer
    x = 22,605.75

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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.