Home / 29,805.30-41,128.74-17,055.90

Finding the Fourth Proportional to 29,805.30, 41,128.74 and 17,055.90

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Solution

The fourth proportional to 29,805.30, 41,128.74 and 17,055.90 is: 23,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,805.30 : 41,128.74 = 17,055.90 : x
  2. Step 2: Convert to fraction form
    29,805.30/41,128.74 = 17,055.90/x
  3. Step 3: Cross multiply
    29,805.30x = 41,128.74 × 17,055.90
  4. Step 4: Simplify right side
    29,805.30x = 701,487,676.57
  5. Step 5: Solve for x
    x = 701,487,676.57/29,805.30
  6. Step 6: Final answer
    x = 23,535.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.