Home / 50,643.55-69,887.81-27,982.55

Finding the Fourth Proportional to 50,643.55, 69,887.81 and 27,982.55

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Solution

The fourth proportional to 50,643.55, 69,887.81 and 27,982.55 is: 38,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,643.55 : 69,887.81 = 27,982.55 : x
  2. Step 2: Convert to fraction form
    50,643.55/69,887.81 = 27,982.55/x
  3. Step 3: Cross multiply
    50,643.55x = 69,887.81 × 27,982.55
  4. Step 4: Simplify right side
    50,643.55x = 1,955,639,137.72
  5. Step 5: Solve for x
    x = 1,955,639,137.72/50,643.55
  6. Step 6: Final answer
    x = 38,615.76

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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.