Home / 91,161.82-125,800.01-50,325.07

Finding the Fourth Proportional to 91,161.82, 125,800.01 and 50,325.07

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Solution

The fourth proportional to 91,161.82, 125,800.01 and 50,325.07 is: 69,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,161.82 : 125,800.01 = 50,325.07 : x
  2. Step 2: Convert to fraction form
    91,161.82/125,800.01 = 50,325.07/x
  3. Step 3: Cross multiply
    91,161.82x = 125,800.01 × 50,325.07
  4. Step 4: Simplify right side
    91,161.82x = 6,330,894,663.07
  5. Step 5: Solve for x
    x = 6,330,894,663.07/91,161.82
  6. Step 6: Final answer
    x = 69,446.78

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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.