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Finding the Fourth Proportional to 173,233, 239,061.66 and 93,745

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Solution

The fourth proportional to 173,233, 239,061.66 and 93,745 is: 129,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,233 : 239,061.66 = 93,745 : x
  2. Step 2: Convert to fraction form
    173,233/239,061.66 = 93,745/x
  3. Step 3: Cross multiply
    173,233x = 239,061.66 × 93,745
  4. Step 4: Simplify right side
    173,233x = 22,410,835,316.70
  5. Step 5: Solve for x
    x = 22,410,835,316.70/173,233
  6. Step 6: Final answer
    x = 129,368.16

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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.