Home / 130,583.31-195,750.72-41,779.56

Finding the Fourth Proportional to 130,583.31, 195,750.72 and 41,779.56

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Solution

The fourth proportional to 130,583.31, 195,750.72 and 41,779.56 is: 62,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,583.31 : 195,750.72 = 41,779.56 : x
  2. Step 2: Convert to fraction form
    130,583.31/195,750.72 = 41,779.56/x
  3. Step 3: Cross multiply
    130,583.31x = 195,750.72 × 41,779.56
  4. Step 4: Simplify right side
    130,583.31x = 8,178,378,951.28
  5. Step 5: Solve for x
    x = 8,178,378,951.28/130,583.31
  6. Step 6: Final answer
    x = 62,629.59

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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.