Home / 50,555.40-69,766-27,894.59

Finding the Fourth Proportional to 50,555.40, 69,766 and 27,894.59

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Solution

The fourth proportional to 50,555.40, 69,766 and 27,894.59 is: 38,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,555.40 : 69,766 = 27,894.59 : x
  2. Step 2: Convert to fraction form
    50,555.40/69,766 = 27,894.59/x
  3. Step 3: Cross multiply
    50,555.40x = 69,766 × 27,894.59
  4. Step 4: Simplify right side
    50,555.40x = 1,946,093,965.94
  5. Step 5: Solve for x
    x = 1,946,093,965.94/50,555.40
  6. Step 6: Final answer
    x = 38,494.28

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Half scale
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Double scale
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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.