Home / 91,198.80-125,842.14-50,906.70

Finding the Fourth Proportional to 91,198.80, 125,842.14 and 50,906.70

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Solution

The fourth proportional to 91,198.80, 125,842.14 and 50,906.70 is: 70,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,198.80 : 125,842.14 = 50,906.70 : x
  2. Step 2: Convert to fraction form
    91,198.80/125,842.14 = 50,906.70/x
  3. Step 3: Cross multiply
    91,198.80x = 125,842.14 × 50,906.70
  4. Step 4: Simplify right side
    91,198.80x = 6,406,208,068.34
  5. Step 5: Solve for x
    x = 6,406,208,068.34/91,198.80
  6. Step 6: Final answer
    x = 70,244.43

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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.