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Finding the Fourth Proportional to 173,543, 239,489.34 and 94,055

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Solution

The fourth proportional to 173,543, 239,489.34 and 94,055 is: 129,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,543 : 239,489.34 = 94,055 : x
  2. Step 2: Convert to fraction form
    173,543/239,489.34 = 94,055/x
  3. Step 3: Cross multiply
    173,543x = 239,489.34 × 94,055
  4. Step 4: Simplify right side
    173,543x = 22,525,169,873.70
  5. Step 5: Solve for x
    x = 22,525,169,873.70/173,543
  6. Step 6: Final answer
    x = 129,795.90

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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.