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Finding the Fourth Proportional to 53,357.99, 80,081.87 and 26,695.98

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Solution

The fourth proportional to 53,357.99, 80,081.87 and 26,695.98 is: 40,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357.99 : 80,081.87 = 26,695.98 : x
  2. Step 2: Convert to fraction form
    53,357.99/80,081.87 = 26,695.98/x
  3. Step 3: Cross multiply
    53,357.99x = 80,081.87 × 26,695.98
  4. Step 4: Simplify right side
    53,357.99x = 2,137,863,866.40
  5. Step 5: Solve for x
    x = 2,137,863,866.40/53,357.99
  6. Step 6: Final answer
    x = 40,066.43

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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.