Home / 69,060.51-103,365.99-38,615.41

Finding the Fourth Proportional to 69,060.51, 103,365.99 and 38,615.41

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Solution

The fourth proportional to 69,060.51, 103,365.99 and 38,615.41 is: 57,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,060.51 : 103,365.99 = 38,615.41 : x
  2. Step 2: Convert to fraction form
    69,060.51/103,365.99 = 38,615.41/x
  3. Step 3: Cross multiply
    69,060.51x = 103,365.99 × 38,615.41
  4. Step 4: Simplify right side
    69,060.51x = 3,991,520,657.96
  5. Step 5: Solve for x
    x = 3,991,520,657.96/69,060.51
  6. Step 6: Final answer
    x = 57,797.44

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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.