Home / 140,981.40-211,520.70-62,152.20

Finding the Fourth Proportional to 140,981.40, 211,520.70 and 62,152.20

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Solution

The fourth proportional to 140,981.40, 211,520.70 and 62,152.20 is: 93,249.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,981.40 : 211,520.70 = 62,152.20 : x
  2. Step 2: Convert to fraction form
    140,981.40/211,520.70 = 62,152.20/x
  3. Step 3: Cross multiply
    140,981.40x = 211,520.70 × 62,152.20
  4. Step 4: Simplify right side
    140,981.40x = 13,146,476,850.54
  5. Step 5: Solve for x
    x = 13,146,476,850.54/140,981.40
  6. Step 6: Final answer
    x = 93,249.73

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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.