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Finding the Fourth Proportional to 126,000.36, 173,888.37 and 69,411.74

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Solution

The fourth proportional to 126,000.36, 173,888.37 and 69,411.74 is: 95,792.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,000.36 : 173,888.37 = 69,411.74 : x
  2. Step 2: Convert to fraction form
    126,000.36/173,888.37 = 69,411.74/x
  3. Step 3: Cross multiply
    126,000.36x = 173,888.37 × 69,411.74
  4. Step 4: Simplify right side
    126,000.36x = 12,069,893,458.02
  5. Step 5: Solve for x
    x = 12,069,893,458.02/126,000.36
  6. Step 6: Final answer
    x = 95,792.53

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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.