Home / 228,695.05-342,976.97-159,017.23

Finding the Fourth Proportional to 228,695.05, 342,976.97 and 159,017.23

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Solution

The fourth proportional to 228,695.05, 342,976.97 and 159,017.23 is: 238,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,695.05 : 342,976.97 = 159,017.23 : x
  2. Step 2: Convert to fraction form
    228,695.05/342,976.97 = 159,017.23/x
  3. Step 3: Cross multiply
    228,695.05x = 342,976.97 × 159,017.23
  4. Step 4: Simplify right side
    228,695.05x = 54,539,246,928.11
  5. Step 5: Solve for x
    x = 54,539,246,928.11/228,695.05
  6. Step 6: Final answer
    x = 238,480.22

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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.