Home / 54,564.64-75,299.22-30,691.33

Finding the Fourth Proportional to 54,564.64, 75,299.22 and 30,691.33

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Solution

The fourth proportional to 54,564.64, 75,299.22 and 30,691.33 is: 42,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,564.64 : 75,299.22 = 30,691.33 : x
  2. Step 2: Convert to fraction form
    54,564.64/75,299.22 = 30,691.33/x
  3. Step 3: Cross multiply
    54,564.64x = 75,299.22 × 30,691.33
  4. Step 4: Simplify right side
    54,564.64x = 2,311,033,209.76
  5. Step 5: Solve for x
    x = 2,311,033,209.76/54,564.64
  6. Step 6: Final answer
    x = 42,354.04

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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.