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Finding the Fourth Proportional to 173,250, 239,085.12 and 93,762

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Solution

The fourth proportional to 173,250, 239,085.12 and 93,762 is: 129,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,250 : 239,085.12 = 93,762 : x
  2. Step 2: Convert to fraction form
    173,250/239,085.12 = 93,762/x
  3. Step 3: Cross multiply
    173,250x = 239,085.12 × 93,762
  4. Step 4: Simplify right side
    173,250x = 22,417,099,021.44
  5. Step 5: Solve for x
    x = 22,417,099,021.44/173,250
  6. Step 6: Final answer
    x = 129,391.62

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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.