Home / 82,589.14-114,007.89-55,767.97

Finding the Fourth Proportional to 82,589.14, 114,007.89 and 55,767.97

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Solution

The fourth proportional to 82,589.14, 114,007.89 and 55,767.97 is: 76,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,589.14 : 114,007.89 = 55,767.97 : x
  2. Step 2: Convert to fraction form
    82,589.14/114,007.89 = 55,767.97/x
  3. Step 3: Cross multiply
    82,589.14x = 114,007.89 × 55,767.97
  4. Step 4: Simplify right side
    82,589.14x = 6,357,988,589.28
  5. Step 5: Solve for x
    x = 6,357,988,589.28/82,589.14
  6. Step 6: Final answer
    x = 76,983.35

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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.