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Finding the Fourth Proportional to 57,980.52, 87,003.60 and 24,697.12

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Solution

The fourth proportional to 57,980.52, 87,003.60 and 24,697.12 is: 37,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,980.52 : 87,003.60 = 24,697.12 : x
  2. Step 2: Convert to fraction form
    57,980.52/87,003.60 = 24,697.12/x
  3. Step 3: Cross multiply
    57,980.52x = 87,003.60 × 24,697.12
  4. Step 4: Simplify right side
    57,980.52x = 2,148,738,349.63
  5. Step 5: Solve for x
    x = 2,148,738,349.63/57,980.52
  6. Step 6: Final answer
    x = 37,059.66

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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.