Home / 29,309.04-43,971.76-11,791.17

Finding the Fourth Proportional to 29,309.04, 43,971.76 and 11,791.17

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Solution

The fourth proportional to 29,309.04, 43,971.76 and 11,791.17 is: 17,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.04 : 43,971.76 = 11,791.17 : x
  2. Step 2: Convert to fraction form
    29,309.04/43,971.76 = 11,791.17/x
  3. Step 3: Cross multiply
    29,309.04x = 43,971.76 × 11,791.17
  4. Step 4: Simplify right side
    29,309.04x = 518,478,512.10
  5. Step 5: Solve for x
    x = 518,478,512.10/29,309.04
  6. Step 6: Final answer
    x = 17,690.05

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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.