Home / 45,827.20-68,740.80-27,395.20

Finding the Fourth Proportional to 45,827.20, 68,740.80 and 27,395.20

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Solution

The fourth proportional to 45,827.20, 68,740.80 and 27,395.20 is: 41,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,827.20 : 68,740.80 = 27,395.20 : x
  2. Step 2: Convert to fraction form
    45,827.20/68,740.80 = 27,395.20/x
  3. Step 3: Cross multiply
    45,827.20x = 68,740.80 × 27,395.20
  4. Step 4: Simplify right side
    45,827.20x = 1,883,167,964.16
  5. Step 5: Solve for x
    x = 1,883,167,964.16/45,827.20
  6. Step 6: Final answer
    x = 41,092.80

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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.