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Finding the Fourth Proportional to 173,554, 239,504.68 and 94,066

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Solution

The fourth proportional to 173,554, 239,504.68 and 94,066 is: 129,811.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,554 : 239,504.68 = 94,066 : x
  2. Step 2: Convert to fraction form
    173,554/239,504.68 = 94,066/x
  3. Step 3: Cross multiply
    173,554x = 239,504.68 × 94,066
  4. Step 4: Simplify right side
    173,554x = 22,529,247,228.88
  5. Step 5: Solve for x
    x = 22,529,247,228.88/173,554
  6. Step 6: Final answer
    x = 129,811.17

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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.