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Finding the Fourth Proportional to 34,462.51, 51,621.10 and 15,758.27

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Solution

The fourth proportional to 34,462.51, 51,621.10 and 15,758.27 is: 23,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,462.51 : 51,621.10 = 15,758.27 : x
  2. Step 2: Convert to fraction form
    34,462.51/51,621.10 = 15,758.27/x
  3. Step 3: Cross multiply
    34,462.51x = 51,621.10 × 15,758.27
  4. Step 4: Simplify right side
    34,462.51x = 813,458,934.00
  5. Step 5: Solve for x
    x = 813,458,934.00/34,462.51
  6. Step 6: Final answer
    x = 23,604.17

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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.