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Finding the Fourth Proportional to 16,803, 25,233.30 and 15,927.48

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Solution

The fourth proportional to 16,803, 25,233.30 and 15,927.48 is: 23,918.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803 : 25,233.30 = 15,927.48 : x
  2. Step 2: Convert to fraction form
    16,803/25,233.30 = 15,927.48/x
  3. Step 3: Cross multiply
    16,803x = 25,233.30 × 15,927.48
  4. Step 4: Simplify right side
    16,803x = 401,902,881.08
  5. Step 5: Solve for x
    x = 401,902,881.08/16,803
  6. Step 6: Final answer
    x = 23,918.52

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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.