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Finding the Fourth Proportional to 27,032.48, 40,548.24 and 8,564

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Solution

The fourth proportional to 27,032.48, 40,548.24 and 8,564 is: 12,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,032.48 : 40,548.24 = 8,564 : x
  2. Step 2: Convert to fraction form
    27,032.48/40,548.24 = 8,564/x
  3. Step 3: Cross multiply
    27,032.48x = 40,548.24 × 8,564
  4. Step 4: Simplify right side
    27,032.48x = 347,255,127.36
  5. Step 5: Solve for x
    x = 347,255,127.36/27,032.48
  6. Step 6: Final answer
    x = 12,845.85

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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.