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Finding the Fourth Proportional to 58,755.62, 88,022.28 and 45,543.26

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Solution

The fourth proportional to 58,755.62, 88,022.28 and 45,543.26 is: 68,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,755.62 : 88,022.28 = 45,543.26 : x
  2. Step 2: Convert to fraction form
    58,755.62/88,022.28 = 45,543.26/x
  3. Step 3: Cross multiply
    58,755.62x = 88,022.28 × 45,543.26
  4. Step 4: Simplify right side
    58,755.62x = 4,008,821,583.83
  5. Step 5: Solve for x
    x = 4,008,821,583.83/58,755.62
  6. Step 6: Final answer
    x = 68,228.73

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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.