Home / 91,046.28-125,643.42-50,759.64

Finding the Fourth Proportional to 91,046.28, 125,643.42 and 50,759.64

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Solution

The fourth proportional to 91,046.28, 125,643.42 and 50,759.64 is: 70,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,046.28 : 125,643.42 = 50,759.64 : x
  2. Step 2: Convert to fraction form
    91,046.28/125,643.42 = 50,759.64/x
  3. Step 3: Cross multiply
    91,046.28x = 125,643.42 × 50,759.64
  4. Step 4: Simplify right side
    91,046.28x = 6,377,614,767.57
  5. Step 5: Solve for x
    x = 6,377,614,767.57/91,046.28
  6. Step 6: Final answer
    x = 70,048.05

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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.