Home / 50,551.02-69,759.95-27,890.21

Finding the Fourth Proportional to 50,551.02, 69,759.95 and 27,890.21

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Solution

The fourth proportional to 50,551.02, 69,759.95 and 27,890.21 is: 38,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,551.02 : 69,759.95 = 27,890.21 : x
  2. Step 2: Convert to fraction form
    50,551.02/69,759.95 = 27,890.21/x
  3. Step 3: Cross multiply
    50,551.02x = 69,759.95 × 27,890.21
  4. Step 4: Simplify right side
    50,551.02x = 1,945,619,690.04
  5. Step 5: Solve for x
    x = 1,945,619,690.04/50,551.02
  6. Step 6: Final answer
    x = 38,488.24

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Double scale
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Similar ratio
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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.