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Finding the Fourth Proportional to 66,887.97, 100,203.76 and 33,569.02

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Solution

The fourth proportional to 66,887.97, 100,203.76 and 33,569.02 is: 50,289.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,887.97 : 100,203.76 = 33,569.02 : x
  2. Step 2: Convert to fraction form
    66,887.97/100,203.76 = 33,569.02/x
  3. Step 3: Cross multiply
    66,887.97x = 100,203.76 × 33,569.02
  4. Step 4: Simplify right side
    66,887.97x = 3,363,742,023.52
  5. Step 5: Solve for x
    x = 3,363,742,023.52/66,887.97
  6. Step 6: Final answer
    x = 50,289.19

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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.