Home / 70,811.42-97,721.01-38,546.97

Finding the Fourth Proportional to 70,811.42, 97,721.01 and 38,546.97

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Solution

The fourth proportional to 70,811.42, 97,721.01 and 38,546.97 is: 53,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,811.42 : 97,721.01 = 38,546.97 : x
  2. Step 2: Convert to fraction form
    70,811.42/97,721.01 = 38,546.97/x
  3. Step 3: Cross multiply
    70,811.42x = 97,721.01 × 38,546.97
  4. Step 4: Simplify right side
    70,811.42x = 3,766,848,840.84
  5. Step 5: Solve for x
    x = 3,766,848,840.84/70,811.42
  6. Step 6: Final answer
    x = 53,195.50

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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.