Home / 228,220.24-342,045.20-109,859.92

Finding the Fourth Proportional to 228,220.24, 342,045.20 and 109,859.92

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Solution

The fourth proportional to 228,220.24, 342,045.20 and 109,859.92 is: 164,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,220.24 : 342,045.20 = 109,859.92 : x
  2. Step 2: Convert to fraction form
    228,220.24/342,045.20 = 109,859.92/x
  3. Step 3: Cross multiply
    228,220.24x = 342,045.20 × 109,859.92
  4. Step 4: Simplify right side
    228,220.24x = 37,577,058,308.38
  5. Step 5: Solve for x
    x = 37,577,058,308.38/228,220.24
  6. Step 6: Final answer
    x = 164,652.61

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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.