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Finding the Fourth Proportional to 49,699.01, 74,522.98 and 14,634.11

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Solution

The fourth proportional to 49,699.01, 74,522.98 and 14,634.11 is: 21,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,699.01 : 74,522.98 = 14,634.11 : x
  2. Step 2: Convert to fraction form
    49,699.01/74,522.98 = 14,634.11/x
  3. Step 3: Cross multiply
    49,699.01x = 74,522.98 × 14,634.11
  4. Step 4: Simplify right side
    49,699.01x = 1,090,577,691.45
  5. Step 5: Solve for x
    x = 1,090,577,691.45/49,699.01
  6. Step 6: Final answer
    x = 21,943.65

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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.