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Finding the Fourth Proportional to 23,463.58, 32,379.76 and 12,853.60

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Solution

The fourth proportional to 23,463.58, 32,379.76 and 12,853.60 is: 17,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,463.58 : 32,379.76 = 12,853.60 : x
  2. Step 2: Convert to fraction form
    23,463.58/32,379.76 = 12,853.60/x
  3. Step 3: Cross multiply
    23,463.58x = 32,379.76 × 12,853.60
  4. Step 4: Simplify right side
    23,463.58x = 416,196,483.14
  5. Step 5: Solve for x
    x = 416,196,483.14/23,463.58
  6. Step 6: Final answer
    x = 17,737.98

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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.