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Finding the Fourth Proportional to 57,003.92, 85,459.76 and 23,748.98

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Solution

The fourth proportional to 57,003.92, 85,459.76 and 23,748.98 is: 35,604.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,003.92 : 85,459.76 = 23,748.98 : x
  2. Step 2: Convert to fraction form
    57,003.92/85,459.76 = 23,748.98/x
  3. Step 3: Cross multiply
    57,003.92x = 85,459.76 × 23,748.98
  4. Step 4: Simplify right side
    57,003.92x = 2,029,582,131.04
  5. Step 5: Solve for x
    x = 2,029,582,131.04/57,003.92
  6. Step 6: Final answer
    x = 35,604.26

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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.