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Finding the Fourth Proportional to 23,654.40, 35,485.92 and 8,076.48

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Solution

The fourth proportional to 23,654.40, 35,485.92 and 8,076.48 is: 12,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,654.40 : 35,485.92 = 8,076.48 : x
  2. Step 2: Convert to fraction form
    23,654.40/35,485.92 = 8,076.48/x
  3. Step 3: Cross multiply
    23,654.40x = 35,485.92 × 8,076.48
  4. Step 4: Simplify right side
    23,654.40x = 286,601,323.16
  5. Step 5: Solve for x
    x = 286,601,323.16/23,654.40
  6. Step 6: Final answer
    x = 12,116.20

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1.5x scale

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.