Home / 54,299.40-74,919.12-32,772.14

Finding the Fourth Proportional to 54,299.40, 74,919.12 and 32,772.14

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Solution

The fourth proportional to 54,299.40, 74,919.12 and 32,772.14 is: 45,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,299.40 : 74,919.12 = 32,772.14 : x
  2. Step 2: Convert to fraction form
    54,299.40/74,919.12 = 32,772.14/x
  3. Step 3: Cross multiply
    54,299.40x = 74,919.12 × 32,772.14
  4. Step 4: Simplify right side
    54,299.40x = 2,455,259,889.32
  5. Step 5: Solve for x
    x = 2,455,259,889.32/54,299.40
  6. Step 6: Final answer
    x = 45,217.07

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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.