Home / 29,291.76-43,878.98-13,475.09

Finding the Fourth Proportional to 29,291.76, 43,878.98 and 13,475.09

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Solution

The fourth proportional to 29,291.76, 43,878.98 and 13,475.09 is: 20,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,291.76 : 43,878.98 = 13,475.09 : x
  2. Step 2: Convert to fraction form
    29,291.76/43,878.98 = 13,475.09/x
  3. Step 3: Cross multiply
    29,291.76x = 43,878.98 × 13,475.09
  4. Step 4: Simplify right side
    29,291.76x = 591,273,347.99
  5. Step 5: Solve for x
    x = 591,273,347.99/29,291.76
  6. Step 6: Final answer
    x = 20,185.65

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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.