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Finding the Fourth Proportional to 117,363.53, 176,051.37 and 89,327.41

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Solution

The fourth proportional to 117,363.53, 176,051.37 and 89,327.41 is: 133,995.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,363.53 : 176,051.37 = 89,327.41 : x
  2. Step 2: Convert to fraction form
    117,363.53/176,051.37 = 89,327.41/x
  3. Step 3: Cross multiply
    117,363.53x = 176,051.37 × 89,327.41
  4. Step 4: Simplify right side
    117,363.53x = 15,726,212,803.90
  5. Step 5: Solve for x
    x = 15,726,212,803.90/117,363.53
  6. Step 6: Final answer
    x = 133,995.74

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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.