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Finding the Fourth Proportional to 27,433, 37,859.16 and 15,496.03

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Solution

The fourth proportional to 27,433, 37,859.16 and 15,496.03 is: 21,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433 : 37,859.16 = 15,496.03 : x
  2. Step 2: Convert to fraction form
    27,433/37,859.16 = 15,496.03/x
  3. Step 3: Cross multiply
    27,433x = 37,859.16 × 15,496.03
  4. Step 4: Simplify right side
    27,433x = 586,666,679.13
  5. Step 5: Solve for x
    x = 586,666,679.13/27,433
  6. Step 6: Final answer
    x = 21,385.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.