Home / 132,579.84-182,941.44-75,993.60

Finding the Fourth Proportional to 132,579.84, 182,941.44 and 75,993.60

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Solution

The fourth proportional to 132,579.84, 182,941.44 and 75,993.60 is: 104,860.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,579.84 : 182,941.44 = 75,993.60 : x
  2. Step 2: Convert to fraction form
    132,579.84/182,941.44 = 75,993.60/x
  3. Step 3: Cross multiply
    132,579.84x = 182,941.44 × 75,993.60
  4. Step 4: Simplify right side
    132,579.84x = 13,902,378,614.78
  5. Step 5: Solve for x
    x = 13,902,378,614.78/132,579.84
  6. Step 6: Final answer
    x = 104,860.43

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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.