Home / 70,743.44-97,623.89-38,912.33

Finding the Fourth Proportional to 70,743.44, 97,623.89 and 38,912.33

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Solution

The fourth proportional to 70,743.44, 97,623.89 and 38,912.33 is: 53,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,743.44 : 97,623.89 = 38,912.33 : x
  2. Step 2: Convert to fraction form
    70,743.44/97,623.89 = 38,912.33/x
  3. Step 3: Cross multiply
    70,743.44x = 97,623.89 × 38,912.33
  4. Step 4: Simplify right side
    70,743.44x = 3,798,773,023.56
  5. Step 5: Solve for x
    x = 3,798,773,023.56/70,743.44
  6. Step 6: Final answer
    x = 53,697.88

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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.