Home / 45,631.01-68,400.05-30,841.43

Finding the Fourth Proportional to 45,631.01, 68,400.05 and 30,841.43

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Solution

The fourth proportional to 45,631.01, 68,400.05 and 30,841.43 is: 46,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.01 : 68,400.05 = 30,841.43 : x
  2. Step 2: Convert to fraction form
    45,631.01/68,400.05 = 30,841.43/x
  3. Step 3: Cross multiply
    45,631.01x = 68,400.05 × 30,841.43
  4. Step 4: Simplify right side
    45,631.01x = 2,109,554,857.86
  5. Step 5: Solve for x
    x = 2,109,554,857.86/45,631.01
  6. Step 6: Final answer
    x = 46,230.73

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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.