Home / 91,883.57-126,799.22-53,669.39

Finding the Fourth Proportional to 91,883.57, 126,799.22 and 53,669.39

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Solution

The fourth proportional to 91,883.57, 126,799.22 and 53,669.39 is: 74,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,883.57 : 126,799.22 = 53,669.39 : x
  2. Step 2: Convert to fraction form
    91,883.57/126,799.22 = 53,669.39/x
  3. Step 3: Cross multiply
    91,883.57x = 126,799.22 × 53,669.39
  4. Step 4: Simplify right side
    91,883.57x = 6,805,236,290.05
  5. Step 5: Solve for x
    x = 6,805,236,290.05/91,883.57
  6. Step 6: Final answer
    x = 74,063.69

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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.