Home / 140,730.04-211,116.92-47,257.66

Finding the Fourth Proportional to 140,730.04, 211,116.92 and 47,257.66

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Solution

The fourth proportional to 140,730.04, 211,116.92 and 47,257.66 is: 70,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,730.04 : 211,116.92 = 47,257.66 : x
  2. Step 2: Convert to fraction form
    140,730.04/211,116.92 = 47,257.66/x
  3. Step 3: Cross multiply
    140,730.04x = 211,116.92 × 47,257.66
  4. Step 4: Simplify right side
    140,730.04x = 9,976,891,046.09
  5. Step 5: Solve for x
    x = 9,976,891,046.09/140,730.04
  6. Step 6: Final answer
    x = 70,893.83

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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.