Home / 29,103.10-43,643.85-11,569.30

Finding the Fourth Proportional to 29,103.10, 43,643.85 and 11,569.30

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Solution

The fourth proportional to 29,103.10, 43,643.85 and 11,569.30 is: 17,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.10 : 43,643.85 = 11,569.30 : x
  2. Step 2: Convert to fraction form
    29,103.10/43,643.85 = 11,569.30/x
  3. Step 3: Cross multiply
    29,103.10x = 43,643.85 × 11,569.30
  4. Step 4: Simplify right side
    29,103.10x = 504,928,793.81
  5. Step 5: Solve for x
    x = 504,928,793.81/29,103.10
  6. Step 6: Final answer
    x = 17,349.66

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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.