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Finding the Fourth Proportional to 34,351.88, 51,535.16 and 10,658.91

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Solution

The fourth proportional to 34,351.88, 51,535.16 and 10,658.91 is: 15,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,351.88 : 51,535.16 = 10,658.91 : x
  2. Step 2: Convert to fraction form
    34,351.88/51,535.16 = 10,658.91/x
  3. Step 3: Cross multiply
    34,351.88x = 51,535.16 × 10,658.91
  4. Step 4: Simplify right side
    34,351.88x = 549,308,578.98
  5. Step 5: Solve for x
    x = 549,308,578.98/34,351.88
  6. Step 6: Final answer
    x = 15,990.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.