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Finding the Fourth Proportional to 68,305.77, 94,258.50 and 37,684.22

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Solution

The fourth proportional to 68,305.77, 94,258.50 and 37,684.22 is: 52,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,305.77 : 94,258.50 = 37,684.22 : x
  2. Step 2: Convert to fraction form
    68,305.77/94,258.50 = 37,684.22/x
  3. Step 3: Cross multiply
    68,305.77x = 94,258.50 × 37,684.22
  4. Step 4: Simplify right side
    68,305.77x = 3,552,057,579.58
  5. Step 5: Solve for x
    x = 3,552,057,579.58/68,305.77
  6. Step 6: Final answer
    x = 52,002.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.