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Finding the Fourth Proportional to 16,701.60, 25,045.07 and 5,012.09

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Solution

The fourth proportional to 16,701.60, 25,045.07 and 5,012.09 is: 7,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,701.60 : 25,045.07 = 5,012.09 : x
  2. Step 2: Convert to fraction form
    16,701.60/25,045.07 = 5,012.09/x
  3. Step 3: Cross multiply
    16,701.60x = 25,045.07 × 5,012.09
  4. Step 4: Simplify right side
    16,701.60x = 125,527,994.61
  5. Step 5: Solve for x
    x = 125,527,994.61/16,701.60
  6. Step 6: Final answer
    x = 7,515.93

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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.