Home / 50,528.78-69,730.26-27,868.73

Finding the Fourth Proportional to 50,528.78, 69,730.26 and 27,868.73

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Solution

The fourth proportional to 50,528.78, 69,730.26 and 27,868.73 is: 38,459.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,528.78 : 69,730.26 = 27,868.73 : x
  2. Step 2: Convert to fraction form
    50,528.78/69,730.26 = 27,868.73/x
  3. Step 3: Cross multiply
    50,528.78x = 69,730.26 × 27,868.73
  4. Step 4: Simplify right side
    50,528.78x = 1,943,293,440.12
  5. Step 5: Solve for x
    x = 1,943,293,440.12/50,528.78
  6. Step 6: Final answer
    x = 38,459.14

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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.