Home / 91,932.26-126,864.51-51,093.68

Finding the Fourth Proportional to 91,932.26, 126,864.51 and 51,093.68

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Solution

The fourth proportional to 91,932.26, 126,864.51 and 51,093.68 is: 70,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,932.26 : 126,864.51 = 51,093.68 : x
  2. Step 2: Convert to fraction form
    91,932.26/126,864.51 = 51,093.68/x
  3. Step 3: Cross multiply
    91,932.26x = 126,864.51 × 51,093.68
  4. Step 4: Simplify right side
    91,932.26x = 6,481,974,677.30
  5. Step 5: Solve for x
    x = 6,481,974,677.30/91,932.26
  6. Step 6: Final answer
    x = 70,508.16

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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.