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Finding the Fourth Proportional to 59,694.03, 89,541.45 and 28,434.51

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Solution

The fourth proportional to 59,694.03, 89,541.45 and 28,434.51 is: 42,651.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,694.03 : 89,541.45 = 28,434.51 : x
  2. Step 2: Convert to fraction form
    59,694.03/89,541.45 = 28,434.51/x
  3. Step 3: Cross multiply
    59,694.03x = 89,541.45 × 28,434.51
  4. Step 4: Simplify right side
    59,694.03x = 2,546,067,255.44
  5. Step 5: Solve for x
    x = 2,546,067,255.44/59,694.03
  6. Step 6: Final answer
    x = 42,651.96

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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.