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Finding the Fourth Proportional to 58,548.30, 87,822.68 and 14,174.99

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Solution

The fourth proportional to 58,548.30, 87,822.68 and 14,174.99 is: 21,262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,548.30 : 87,822.68 = 14,174.99 : x
  2. Step 2: Convert to fraction form
    58,548.30/87,822.68 = 14,174.99/x
  3. Step 3: Cross multiply
    58,548.30x = 87,822.68 × 14,174.99
  4. Step 4: Simplify right side
    58,548.30x = 1,244,885,100.78
  5. Step 5: Solve for x
    x = 1,244,885,100.78/58,548.30
  6. Step 6: Final answer
    x = 21,262.53

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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.