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Finding the Fourth Proportional to 95,670.57, 143,476.65 and 25,540.77

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Solution

The fourth proportional to 95,670.57, 143,476.65 and 25,540.77 is: 38,303.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,670.57 : 143,476.65 = 25,540.77 : x
  2. Step 2: Convert to fraction form
    95,670.57/143,476.65 = 25,540.77/x
  3. Step 3: Cross multiply
    95,670.57x = 143,476.65 × 25,540.77
  4. Step 4: Simplify right side
    95,670.57x = 3,664,504,118.02
  5. Step 5: Solve for x
    x = 3,664,504,118.02/95,670.57
  6. Step 6: Final answer
    x = 38,303.36

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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.