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Finding the Fourth Proportional to 61,232.48, 91,848.64 and 16,859.52

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Solution

The fourth proportional to 61,232.48, 91,848.64 and 16,859.52 is: 25,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,232.48 : 91,848.64 = 16,859.52 : x
  2. Step 2: Convert to fraction form
    61,232.48/91,848.64 = 16,859.52/x
  3. Step 3: Cross multiply
    61,232.48x = 91,848.64 × 16,859.52
  4. Step 4: Simplify right side
    61,232.48x = 1,548,523,983.05
  5. Step 5: Solve for x
    x = 1,548,523,983.05/61,232.48
  6. Step 6: Final answer
    x = 25,289.26

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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.