Home / 70,120.82-96,769.05-38,292.14

Finding the Fourth Proportional to 70,120.82, 96,769.05 and 38,292.14

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Solution

The fourth proportional to 70,120.82, 96,769.05 and 38,292.14 is: 52,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,120.82 : 96,769.05 = 38,292.14 : x
  2. Step 2: Convert to fraction form
    70,120.82/96,769.05 = 38,292.14/x
  3. Step 3: Cross multiply
    70,120.82x = 96,769.05 × 38,292.14
  4. Step 4: Simplify right side
    70,120.82x = 3,705,494,010.27
  5. Step 5: Solve for x
    x = 3,705,494,010.27/70,120.82
  6. Step 6: Final answer
    x = 52,844.42

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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.