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Finding the Fourth Proportional to 27,167.93, 40,719.08 and 19,754.00

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Solution

The fourth proportional to 27,167.93, 40,719.08 and 19,754.00 is: 29,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.93 : 40,719.08 = 19,754.00 : x
  2. Step 2: Convert to fraction form
    27,167.93/40,719.08 = 19,754.00/x
  3. Step 3: Cross multiply
    27,167.93x = 40,719.08 × 19,754.00
  4. Step 4: Simplify right side
    27,167.93x = 804,364,552.11
  5. Step 5: Solve for x
    x = 804,364,552.11/27,167.93
  6. Step 6: Final answer
    x = 29,607.14

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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.