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Finding the Fourth Proportional to 16,617.51, 24,926.28 and 4,930.63

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Solution

The fourth proportional to 16,617.51, 24,926.28 and 4,930.63 is: 7,395.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.51 : 24,926.28 = 4,930.63 : x
  2. Step 2: Convert to fraction form
    16,617.51/24,926.28 = 4,930.63/x
  3. Step 3: Cross multiply
    16,617.51x = 24,926.28 × 4,930.63
  4. Step 4: Simplify right side
    16,617.51x = 122,902,114.67
  5. Step 5: Solve for x
    x = 122,902,114.67/16,617.51
  6. Step 6: Final answer
    x = 7,395.94

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1.5x scale

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.