Home / 29,307.52-43,963.30-11,777.36

Finding the Fourth Proportional to 29,307.52, 43,963.30 and 11,777.36

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Solution

The fourth proportional to 29,307.52, 43,963.30 and 11,777.36 is: 17,666.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307.52 : 43,963.30 = 11,777.36 : x
  2. Step 2: Convert to fraction form
    29,307.52/43,963.30 = 11,777.36/x
  3. Step 3: Cross multiply
    29,307.52x = 43,963.30 × 11,777.36
  4. Step 4: Simplify right side
    29,307.52x = 517,771,610.89
  5. Step 5: Solve for x
    x = 517,771,610.89/29,307.52
  6. Step 6: Final answer
    x = 17,666.85

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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.