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Finding the Fourth Proportional to 59,393.64, 81,943.12 and 35,187.04

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Solution

The fourth proportional to 59,393.64, 81,943.12 and 35,187.04 is: 48,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,393.64 : 81,943.12 = 35,187.04 : x
  2. Step 2: Convert to fraction form
    59,393.64/81,943.12 = 35,187.04/x
  3. Step 3: Cross multiply
    59,393.64x = 81,943.12 × 35,187.04
  4. Step 4: Simplify right side
    59,393.64x = 2,883,335,841.16
  5. Step 5: Solve for x
    x = 2,883,335,841.16/59,393.64
  6. Step 6: Final answer
    x = 48,546.21

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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.