Home / 54,007.28-74,445.17-36,982.09

Finding the Fourth Proportional to 54,007.28, 74,445.17 and 36,982.09

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Solution

The fourth proportional to 54,007.28, 74,445.17 and 36,982.09 is: 50,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,007.28 : 74,445.17 = 36,982.09 : x
  2. Step 2: Convert to fraction form
    54,007.28/74,445.17 = 36,982.09/x
  3. Step 3: Cross multiply
    54,007.28x = 74,445.17 × 36,982.09
  4. Step 4: Simplify right side
    54,007.28x = 2,753,137,977.01
  5. Step 5: Solve for x
    x = 2,753,137,977.01/54,007.28
  6. Step 6: Final answer
    x = 50,977.16

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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.