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Finding the Fourth Proportional to 23,197.50, 34,802.03 and 6,781.50

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Solution

The fourth proportional to 23,197.50, 34,802.03 and 6,781.50 is: 10,173.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,197.50 : 34,802.03 = 6,781.50 : x
  2. Step 2: Convert to fraction form
    23,197.50/34,802.03 = 6,781.50/x
  3. Step 3: Cross multiply
    23,197.50x = 34,802.03 × 6,781.50
  4. Step 4: Simplify right side
    23,197.50x = 236,009,966.45
  5. Step 5: Solve for x
    x = 236,009,966.45/23,197.50
  6. Step 6: Final answer
    x = 10,173.94

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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.