Home / 228,174.04-342,301.97-78,375.48

Finding the Fourth Proportional to 228,174.04, 342,301.97 and 78,375.48

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Solution

The fourth proportional to 228,174.04, 342,301.97 and 78,375.48 is: 117,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,174.04 : 342,301.97 = 78,375.48 : x
  2. Step 2: Convert to fraction form
    228,174.04/342,301.97 = 78,375.48/x
  3. Step 3: Cross multiply
    228,174.04x = 342,301.97 × 78,375.48
  4. Step 4: Simplify right side
    228,174.04x = 26,828,081,203.70
  5. Step 5: Solve for x
    x = 26,828,081,203.70/228,174.04
  6. Step 6: Final answer
    x = 117,577.27

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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.