Home / 50,340.30-69,469.88-27,680.76

Finding the Fourth Proportional to 50,340.30, 69,469.88 and 27,680.76

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Solution

The fourth proportional to 50,340.30, 69,469.88 and 27,680.76 is: 38,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,340.30 : 69,469.88 = 27,680.76 : x
  2. Step 2: Convert to fraction form
    50,340.30/69,469.88 = 27,680.76/x
  3. Step 3: Cross multiply
    50,340.30x = 69,469.88 × 27,680.76
  4. Step 4: Simplify right side
    50,340.30x = 1,922,979,075.51
  5. Step 5: Solve for x
    x = 1,922,979,075.51/50,340.30
  6. Step 6: Final answer
    x = 38,199.60

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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.