Home / 83,252.88-114,842.21-51,399.09

Finding the Fourth Proportional to 83,252.88, 114,842.21 and 51,399.09

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Solution

The fourth proportional to 83,252.88, 114,842.21 and 51,399.09 is: 70,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,252.88 : 114,842.21 = 51,399.09 : x
  2. Step 2: Convert to fraction form
    83,252.88/114,842.21 = 51,399.09/x
  3. Step 3: Cross multiply
    83,252.88x = 114,842.21 × 51,399.09
  4. Step 4: Simplify right side
    83,252.88x = 5,902,784,830.59
  5. Step 5: Solve for x
    x = 5,902,784,830.59/83,252.88
  6. Step 6: Final answer
    x = 70,901.87

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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.