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Finding the Fourth Proportional to 14,398.50, 21,597.78 and 4,010.28

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Solution

The fourth proportional to 14,398.50, 21,597.78 and 4,010.28 is: 6,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.50 : 21,597.78 = 4,010.28 : x
  2. Step 2: Convert to fraction form
    14,398.50/21,597.78 = 4,010.28/x
  3. Step 3: Cross multiply
    14,398.50x = 21,597.78 × 4,010.28
  4. Step 4: Simplify right side
    14,398.50x = 86,613,145.18
  5. Step 5: Solve for x
    x = 86,613,145.18/14,398.50
  6. Step 6: Final answer
    x = 6,015.43

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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.