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Finding the Fourth Proportional to 58,896.72, 88,254.36 and 36,650.88

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Solution

The fourth proportional to 58,896.72, 88,254.36 and 36,650.88 is: 54,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,896.72 : 88,254.36 = 36,650.88 : x
  2. Step 2: Convert to fraction form
    58,896.72/88,254.36 = 36,650.88/x
  3. Step 3: Cross multiply
    58,896.72x = 88,254.36 × 36,650.88
  4. Step 4: Simplify right side
    58,896.72x = 3,234,599,957.84
  5. Step 5: Solve for x
    x = 3,234,599,957.84/58,896.72
  6. Step 6: Final answer
    x = 54,919.87

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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.