Home / 238,950.40-358,474.61-199,781.23

Finding the Fourth Proportional to 238,950.40, 358,474.61 and 199,781.23

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Solution

The fourth proportional to 238,950.40, 358,474.61 and 199,781.23 is: 299,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,950.40 : 358,474.61 = 199,781.23 : x
  2. Step 2: Convert to fraction form
    238,950.40/358,474.61 = 199,781.23/x
  3. Step 3: Cross multiply
    238,950.40x = 358,474.61 × 199,781.23
  4. Step 4: Simplify right side
    238,950.40x = 71,616,498,509.57
  5. Step 5: Solve for x
    x = 71,616,498,509.57/238,950.40
  6. Step 6: Final answer
    x = 299,712.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.