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Finding the Fourth Proportional to 23,957.52, 33,062.22 and 13,347.80

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Solution

The fourth proportional to 23,957.52, 33,062.22 and 13,347.80 is: 18,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,957.52 : 33,062.22 = 13,347.80 : x
  2. Step 2: Convert to fraction form
    23,957.52/33,062.22 = 13,347.80/x
  3. Step 3: Cross multiply
    23,957.52x = 33,062.22 × 13,347.80
  4. Step 4: Simplify right side
    23,957.52x = 441,307,900.12
  5. Step 5: Solve for x
    x = 441,307,900.12/23,957.52
  6. Step 6: Final answer
    x = 18,420.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.