Home / 82,583.33-113,983.13-54,291.65

Finding the Fourth Proportional to 82,583.33, 113,983.13 and 54,291.65

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Solution

The fourth proportional to 82,583.33, 113,983.13 and 54,291.65 is: 74,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,583.33 : 113,983.13 = 54,291.65 : x
  2. Step 2: Convert to fraction form
    82,583.33/113,983.13 = 54,291.65/x
  3. Step 3: Cross multiply
    82,583.33x = 113,983.13 × 54,291.65
  4. Step 4: Simplify right side
    82,583.33x = 6,188,331,765.68
  5. Step 5: Solve for x
    x = 6,188,331,765.68/82,583.33
  6. Step 6: Final answer
    x = 74,934.40

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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.