Home / 29,281.17-43,930.05-11,763.30

Finding the Fourth Proportional to 29,281.17, 43,930.05 and 11,763.30

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Solution

The fourth proportional to 29,281.17, 43,930.05 and 11,763.30 is: 17,648.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281.17 : 43,930.05 = 11,763.30 : x
  2. Step 2: Convert to fraction form
    29,281.17/43,930.05 = 11,763.30/x
  3. Step 3: Cross multiply
    29,281.17x = 43,930.05 × 11,763.30
  4. Step 4: Simplify right side
    29,281.17x = 516,762,357.17
  5. Step 5: Solve for x
    x = 516,762,357.17/29,281.17
  6. Step 6: Final answer
    x = 17,648.28

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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.