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Finding the Fourth Proportional to 68,283.03, 102,404.49 and 23,901.51

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Solution

The fourth proportional to 68,283.03, 102,404.49 and 23,901.51 is: 35,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,283.03 : 102,404.49 = 23,901.51 : x
  2. Step 2: Convert to fraction form
    68,283.03/102,404.49 = 23,901.51/x
  3. Step 3: Cross multiply
    68,283.03x = 102,404.49 × 23,901.51
  4. Step 4: Simplify right side
    68,283.03x = 2,447,621,941.78
  5. Step 5: Solve for x
    x = 2,447,621,941.78/68,283.03
  6. Step 6: Final answer
    x = 35,845.25

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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.