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Finding the Fourth Proportional to 43,514.70, 65,185.65 and 25,932.30

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Solution

The fourth proportional to 43,514.70, 65,185.65 and 25,932.30 is: 38,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,514.70 : 65,185.65 = 25,932.30 : x
  2. Step 2: Convert to fraction form
    43,514.70/65,185.65 = 25,932.30/x
  3. Step 3: Cross multiply
    43,514.70x = 65,185.65 × 25,932.30
  4. Step 4: Simplify right side
    43,514.70x = 1,690,413,831.50
  5. Step 5: Solve for x
    x = 1,690,413,831.50/43,514.70
  6. Step 6: Final answer
    x = 38,846.96

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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.