Home / 65,331.43-97,996.78-23,778.43

Finding the Fourth Proportional to 65,331.43, 97,996.78 and 23,778.43

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Solution

The fourth proportional to 65,331.43, 97,996.78 and 23,778.43 is: 35,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,331.43 : 97,996.78 = 23,778.43 : x
  2. Step 2: Convert to fraction form
    65,331.43/97,996.78 = 23,778.43/x
  3. Step 3: Cross multiply
    65,331.43x = 97,996.78 × 23,778.43
  4. Step 4: Simplify right side
    65,331.43x = 2,330,209,573.46
  5. Step 5: Solve for x
    x = 2,330,209,573.46/65,331.43
  6. Step 6: Final answer
    x = 35,667.51

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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.