Home / 95,075.58-131,218.14-54,781.56

Finding the Fourth Proportional to 95,075.58, 131,218.14 and 54,781.56

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Solution

The fourth proportional to 95,075.58, 131,218.14 and 54,781.56 is: 75,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,075.58 : 131,218.14 = 54,781.56 : x
  2. Step 2: Convert to fraction form
    95,075.58/131,218.14 = 54,781.56/x
  3. Step 3: Cross multiply
    95,075.58x = 131,218.14 × 54,781.56
  4. Step 4: Simplify right side
    95,075.58x = 7,188,334,409.50
  5. Step 5: Solve for x
    x = 7,188,334,409.50/95,075.58
  6. Step 6: Final answer
    x = 75,606.53

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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.