Home / 91,200.35-125,857.73-50,367.23

Finding the Fourth Proportional to 91,200.35, 125,857.73 and 50,367.23

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Solution

The fourth proportional to 91,200.35, 125,857.73 and 50,367.23 is: 69,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,200.35 : 125,857.73 = 50,367.23 : x
  2. Step 2: Convert to fraction form
    91,200.35/125,857.73 = 50,367.23/x
  3. Step 3: Cross multiply
    91,200.35x = 125,857.73 × 50,367.23
  4. Step 4: Simplify right side
    91,200.35x = 6,339,105,832.07
  5. Step 5: Solve for x
    x = 6,339,105,832.07/91,200.35
  6. Step 6: Final answer
    x = 69,507.47

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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.