Home / 69,659,089.56-96,129,605.14-38,297,672.20

Finding the Fourth Proportional to 69,659,089.56, 96,129,605.14 and 38,297,672.20

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Solution

The fourth proportional to 69,659,089.56, 96,129,605.14 and 38,297,672.20 is: 52,850,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,659,089.56 : 96,129,605.14 = 38,297,672.20 : x
  2. Step 2: Convert to fraction form
    69,659,089.56/96,129,605.14 = 38,297,672.20/x
  3. Step 3: Cross multiply
    69,659,089.56x = 96,129,605.14 × 38,297,672.20
  4. Step 4: Simplify right side
    69,659,089.56x = 3,681,540,106,367,155.50
  5. Step 5: Solve for x
    x = 3,681,540,106,367,155.50/69,659,089.56
  6. Step 6: Final answer
    x = 52,850,821.47

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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.