Home / 228,623.92-342,935.91-95,431.52

Finding the Fourth Proportional to 228,623.92, 342,935.91 and 95,431.52

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Solution

The fourth proportional to 228,623.92, 342,935.91 and 95,431.52 is: 143,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,623.92 : 342,935.91 = 95,431.52 : x
  2. Step 2: Convert to fraction form
    228,623.92/342,935.91 = 95,431.52/x
  3. Step 3: Cross multiply
    228,623.92x = 342,935.91 × 95,431.52
  4. Step 4: Simplify right side
    228,623.92x = 32,726,894,082.21
  5. Step 5: Solve for x
    x = 32,726,894,082.21/228,623.92
  6. Step 6: Final answer
    x = 143,147.29

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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.