Home / 68,810.04-103,190.22-29,369.88

Finding the Fourth Proportional to 68,810.04, 103,190.22 and 29,369.88

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Solution

The fourth proportional to 68,810.04, 103,190.22 and 29,369.88 is: 44,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,810.04 : 103,190.22 = 29,369.88 : x
  2. Step 2: Convert to fraction form
    68,810.04/103,190.22 = 29,369.88/x
  3. Step 3: Cross multiply
    68,810.04x = 103,190.22 × 29,369.88
  4. Step 4: Simplify right side
    68,810.04x = 3,030,684,378.57
  5. Step 5: Solve for x
    x = 3,030,684,378.57/68,810.04
  6. Step 6: Final answer
    x = 44,044.22

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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.