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Finding the Fourth Proportional to 23,335.48, 32,203.74 and 12,725.70

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Solution

The fourth proportional to 23,335.48, 32,203.74 and 12,725.70 is: 17,561.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,335.48 : 32,203.74 = 12,725.70 : x
  2. Step 2: Convert to fraction form
    23,335.48/32,203.74 = 12,725.70/x
  3. Step 3: Cross multiply
    23,335.48x = 32,203.74 × 12,725.70
  4. Step 4: Simplify right side
    23,335.48x = 409,815,134.12
  5. Step 5: Solve for x
    x = 409,815,134.12/23,335.48
  6. Step 6: Final answer
    x = 17,561.89

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