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Finding the Fourth Proportional to 47,114.91, 65,017.80 and 25,893.72

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Solution

The fourth proportional to 47,114.91, 65,017.80 and 25,893.72 is: 35,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114.91 : 65,017.80 = 25,893.72 : x
  2. Step 2: Convert to fraction form
    47,114.91/65,017.80 = 25,893.72/x
  3. Step 3: Cross multiply
    47,114.91x = 65,017.80 × 25,893.72
  4. Step 4: Simplify right side
    47,114.91x = 1,683,552,383.13
  5. Step 5: Solve for x
    x = 1,683,552,383.13/47,114.91
  6. Step 6: Final answer
    x = 35,732.90

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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.