Home / 228,521.30-342,879.15-110,131.70

Finding the Fourth Proportional to 228,521.30, 342,879.15 and 110,131.70

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Solution

The fourth proportional to 228,521.30, 342,879.15 and 110,131.70 is: 165,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,521.30 : 342,879.15 = 110,131.70 : x
  2. Step 2: Convert to fraction form
    228,521.30/342,879.15 = 110,131.70/x
  3. Step 3: Cross multiply
    228,521.30x = 342,879.15 × 110,131.70
  4. Step 4: Simplify right side
    228,521.30x = 37,761,863,684.06
  5. Step 5: Solve for x
    x = 37,761,863,684.06/228,521.30
  6. Step 6: Final answer
    x = 165,244.39

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1.5x scale

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.