Home / 82,824.30-114,268.39-54,160.74

Finding the Fourth Proportional to 82,824.30, 114,268.39 and 54,160.74

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Solution

The fourth proportional to 82,824.30, 114,268.39 and 54,160.74 is: 74,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,824.30 : 114,268.39 = 54,160.74 : x
  2. Step 2: Convert to fraction form
    82,824.30/114,268.39 = 54,160.74/x
  3. Step 3: Cross multiply
    82,824.30x = 114,268.39 × 54,160.74
  4. Step 4: Simplify right side
    82,824.30x = 6,188,860,561.01
  5. Step 5: Solve for x
    x = 6,188,860,561.01/82,824.30
  6. Step 6: Final answer
    x = 74,722.76

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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.