Home / 29,307.51-43,977.06-19,451.43

Finding the Fourth Proportional to 29,307.51, 43,977.06 and 19,451.43

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Solution

The fourth proportional to 29,307.51, 43,977.06 and 19,451.43 is: 29,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307.51 : 43,977.06 = 19,451.43 : x
  2. Step 2: Convert to fraction form
    29,307.51/43,977.06 = 19,451.43/x
  3. Step 3: Cross multiply
    29,307.51x = 43,977.06 × 19,451.43
  4. Step 4: Simplify right side
    29,307.51x = 855,416,704.20
  5. Step 5: Solve for x
    x = 855,416,704.20/29,307.51
  6. Step 6: Final answer
    x = 29,187.63

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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.