Home / 54,639.44-81,938.39-26,147.14

Finding the Fourth Proportional to 54,639.44, 81,938.39 and 26,147.14

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Solution

The fourth proportional to 54,639.44, 81,938.39 and 26,147.14 is: 39,210.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,639.44 : 81,938.39 = 26,147.14 : x
  2. Step 2: Convert to fraction form
    54,639.44/81,938.39 = 26,147.14/x
  3. Step 3: Cross multiply
    54,639.44x = 81,938.39 × 26,147.14
  4. Step 4: Simplify right side
    54,639.44x = 2,142,454,219.12
  5. Step 5: Solve for x
    x = 2,142,454,219.12/54,639.44
  6. Step 6: Final answer
    x = 39,210.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.