Home / 353,180.29-487,394.89-192,036.43

Finding the Fourth Proportional to 353,180.29, 487,394.89 and 192,036.43

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Solution

The fourth proportional to 353,180.29, 487,394.89 and 192,036.43 is: 265,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,180.29 : 487,394.89 = 192,036.43 : x
  2. Step 2: Convert to fraction form
    353,180.29/487,394.89 = 192,036.43/x
  3. Step 3: Cross multiply
    353,180.29x = 487,394.89 × 192,036.43
  4. Step 4: Simplify right side
    353,180.29x = 93,597,574,057.47
  5. Step 5: Solve for x
    x = 93,597,574,057.47/353,180.29
  6. Step 6: Final answer
    x = 265,013.58

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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.