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Finding the Fourth Proportional to 67,887.86, 101,801.71 and 36,290.26

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Solution

The fourth proportional to 67,887.86, 101,801.71 and 36,290.26 is: 54,419.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,887.86 : 101,801.71 = 36,290.26 : x
  2. Step 2: Convert to fraction form
    67,887.86/101,801.71 = 36,290.26/x
  3. Step 3: Cross multiply
    67,887.86x = 101,801.71 × 36,290.26
  4. Step 4: Simplify right side
    67,887.86x = 3,694,410,696.96
  5. Step 5: Solve for x
    x = 3,694,410,696.96/67,887.86
  6. Step 6: Final answer
    x = 54,419.32

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1.5x scale

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.