Home / 353,306.92-487,569.82-192,165.48

Finding the Fourth Proportional to 353,306.92, 487,569.82 and 192,165.48

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Solution

The fourth proportional to 353,306.92, 487,569.82 and 192,165.48 is: 265,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,306.92 : 487,569.82 = 192,165.48 : x
  2. Step 2: Convert to fraction form
    353,306.92/487,569.82 = 192,165.48/x
  3. Step 3: Cross multiply
    353,306.92x = 487,569.82 × 192,165.48
  4. Step 4: Simplify right side
    353,306.92x = 93,694,088,493.81
  5. Step 5: Solve for x
    x = 93,694,088,493.81/353,306.92
  6. Step 6: Final answer
    x = 265,191.77

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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.