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Finding the Fourth Proportional to 18,585.03, 27,883.02 and 7,486.01

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Solution

The fourth proportional to 18,585.03, 27,883.02 and 7,486.01 is: 11,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.03 : 27,883.02 = 7,486.01 : x
  2. Step 2: Convert to fraction form
    18,585.03/27,883.02 = 7,486.01/x
  3. Step 3: Cross multiply
    18,585.03x = 27,883.02 × 7,486.01
  4. Step 4: Simplify right side
    18,585.03x = 208,732,566.55
  5. Step 5: Solve for x
    x = 208,732,566.55/18,585.03
  6. Step 6: Final answer
    x = 11,231.22

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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.