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Finding the Fourth Proportional to 51,779.52, 77,653.02 and 22,189.44

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Solution

The fourth proportional to 51,779.52, 77,653.02 and 22,189.44 is: 33,277.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,779.52 : 77,653.02 = 22,189.44 : x
  2. Step 2: Convert to fraction form
    51,779.52/77,653.02 = 22,189.44/x
  3. Step 3: Cross multiply
    51,779.52x = 77,653.02 × 22,189.44
  4. Step 4: Simplify right side
    51,779.52x = 1,723,077,028.11
  5. Step 5: Solve for x
    x = 1,723,077,028.11/51,779.52
  6. Step 6: Final answer
    x = 33,277.19

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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.