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Finding the Fourth Proportional to 29,373.80, 43,987.80 and 23,541.80

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Solution

The fourth proportional to 29,373.80, 43,987.80 and 23,541.80 is: 35,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,373.80 : 43,987.80 = 23,541.80 : x
  2. Step 2: Convert to fraction form
    29,373.80/43,987.80 = 23,541.80/x
  3. Step 3: Cross multiply
    29,373.80x = 43,987.80 × 23,541.80
  4. Step 4: Simplify right side
    29,373.80x = 1,035,551,990.04
  5. Step 5: Solve for x
    x = 1,035,551,990.04/29,373.80
  6. Step 6: Final answer
    x = 35,254.27

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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.