Home / 96,318.21-132,919.48-53,876.75

Finding the Fourth Proportional to 96,318.21, 132,919.48 and 53,876.75

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Solution

The fourth proportional to 96,318.21, 132,919.48 and 53,876.75 is: 74,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,318.21 : 132,919.48 = 53,876.75 : x
  2. Step 2: Convert to fraction form
    96,318.21/132,919.48 = 53,876.75/x
  3. Step 3: Cross multiply
    96,318.21x = 132,919.48 × 53,876.75
  4. Step 4: Simplify right side
    96,318.21x = 7,161,268,996.84
  5. Step 5: Solve for x
    x = 7,161,268,996.84/96,318.21
  6. Step 6: Final answer
    x = 74,350.10

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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.