Home / 143,330.80-214,996.20-36,714.55

Finding the Fourth Proportional to 143,330.80, 214,996.20 and 36,714.55

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Solution

The fourth proportional to 143,330.80, 214,996.20 and 36,714.55 is: 55,071.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,330.80 : 214,996.20 = 36,714.55 : x
  2. Step 2: Convert to fraction form
    143,330.80/214,996.20 = 36,714.55/x
  3. Step 3: Cross multiply
    143,330.80x = 214,996.20 × 36,714.55
  4. Step 4: Simplify right side
    143,330.80x = 7,893,488,734.71
  5. Step 5: Solve for x
    x = 7,893,488,734.71/143,330.80
  6. Step 6: Final answer
    x = 55,071.83

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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.