Home / 92,571.05-127,747.73-50,129.69

Finding the Fourth Proportional to 92,571.05, 127,747.73 and 50,129.69

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Solution

The fourth proportional to 92,571.05, 127,747.73 and 50,129.69 is: 69,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,571.05 : 127,747.73 = 50,129.69 : x
  2. Step 2: Convert to fraction form
    92,571.05/127,747.73 = 50,129.69/x
  3. Step 3: Cross multiply
    92,571.05x = 127,747.73 × 50,129.69
  4. Step 4: Simplify right side
    92,571.05x = 6,403,953,589.69
  5. Step 5: Solve for x
    x = 6,403,953,589.69/92,571.05
  6. Step 6: Final answer
    x = 69,178.79

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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.