Home / 53,463.40-80,195.10-50,612.20

Finding the Fourth Proportional to 53,463.40, 80,195.10 and 50,612.20

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Solution

The fourth proportional to 53,463.40, 80,195.10 and 50,612.20 is: 75,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,463.40 : 80,195.10 = 50,612.20 : x
  2. Step 2: Convert to fraction form
    53,463.40/80,195.10 = 50,612.20/x
  3. Step 3: Cross multiply
    53,463.40x = 80,195.10 × 50,612.20
  4. Step 4: Simplify right side
    53,463.40x = 4,058,850,440.22
  5. Step 5: Solve for x
    x = 4,058,850,440.22/53,463.40
  6. Step 6: Final answer
    x = 75,918.30

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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.