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Finding the Fourth Proportional to 126,039, 173,937.47 and 69,454.02

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Solution

The fourth proportional to 126,039, 173,937.47 and 69,454.02 is: 95,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,039 : 173,937.47 = 69,454.02 : x
  2. Step 2: Convert to fraction form
    126,039/173,937.47 = 69,454.02/x
  3. Step 3: Cross multiply
    126,039x = 173,937.47 × 69,454.02
  4. Step 4: Simplify right side
    126,039x = 12,080,656,172.86
  5. Step 5: Solve for x
    x = 12,080,656,172.86/126,039
  6. Step 6: Final answer
    x = 95,848.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.