Home / 52,779.56-79,174.52-15,339.94

Finding the Fourth Proportional to 52,779.56, 79,174.52 and 15,339.94

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Solution

The fourth proportional to 52,779.56, 79,174.52 and 15,339.94 is: 23,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.56 : 79,174.52 = 15,339.94 : x
  2. Step 2: Convert to fraction form
    52,779.56/79,174.52 = 15,339.94/x
  3. Step 3: Cross multiply
    52,779.56x = 79,174.52 × 15,339.94
  4. Step 4: Simplify right side
    52,779.56x = 1,214,532,169.22
  5. Step 5: Solve for x
    x = 1,214,532,169.22/52,779.56
  6. Step 6: Final answer
    x = 23,011.41

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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.