Home / 50,813.80-76,220.70-23,111.80

Finding the Fourth Proportional to 50,813.80, 76,220.70 and 23,111.80

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Solution

The fourth proportional to 50,813.80, 76,220.70 and 23,111.80 is: 34,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,813.80 : 76,220.70 = 23,111.80 : x
  2. Step 2: Convert to fraction form
    50,813.80/76,220.70 = 23,111.80/x
  3. Step 3: Cross multiply
    50,813.80x = 76,220.70 × 23,111.80
  4. Step 4: Simplify right side
    50,813.80x = 1,761,597,574.26
  5. Step 5: Solve for x
    x = 1,761,597,574.26/50,813.80
  6. Step 6: Final answer
    x = 34,667.70

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.