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Finding the Fourth Proportional to 95,366.56, 131,575.44 and 55,075

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Solution

The fourth proportional to 95,366.56, 131,575.44 and 55,075 is: 75,985.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,366.56 : 131,575.44 = 55,075 : x
  2. Step 2: Convert to fraction form
    95,366.56/131,575.44 = 55,075/x
  3. Step 3: Cross multiply
    95,366.56x = 131,575.44 × 55,075
  4. Step 4: Simplify right side
    95,366.56x = 7,246,517,358
  5. Step 5: Solve for x
    x = 7,246,517,358/95,366.56
  6. Step 6: Final answer
    x = 75,985.94

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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.