Home / 188,052.20-282,080.12-47,810.82

Finding the Fourth Proportional to 188,052.20, 282,080.12 and 47,810.82

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Solution

The fourth proportional to 188,052.20, 282,080.12 and 47,810.82 is: 71,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,052.20 : 282,080.12 = 47,810.82 : x
  2. Step 2: Convert to fraction form
    188,052.20/282,080.12 = 47,810.82/x
  3. Step 3: Cross multiply
    188,052.20x = 282,080.12 × 47,810.82
  4. Step 4: Simplify right side
    188,052.20x = 13,486,481,842.90
  5. Step 5: Solve for x
    x = 13,486,481,842.90/188,052.20
  6. Step 6: Final answer
    x = 71,716.69

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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.