Home / 155,714.85-233,853.86-143,855.85

Finding the Fourth Proportional to 155,714.85, 233,853.86 and 143,855.85

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Solution

The fourth proportional to 155,714.85, 233,853.86 and 143,855.85 is: 216,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,714.85 : 233,853.86 = 143,855.85 : x
  2. Step 2: Convert to fraction form
    155,714.85/233,853.86 = 143,855.85/x
  3. Step 3: Cross multiply
    155,714.85x = 233,853.86 × 143,855.85
  4. Step 4: Simplify right side
    155,714.85x = 33,641,245,086.80
  5. Step 5: Solve for x
    x = 33,641,245,086.80/155,714.85
  6. Step 6: Final answer
    x = 216,043.91

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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.