Home / 130,505.77-195,787.83-41,764.60

Finding the Fourth Proportional to 130,505.77, 195,787.83 and 41,764.60

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Solution

The fourth proportional to 130,505.77, 195,787.83 and 41,764.60 is: 62,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,505.77 : 195,787.83 = 41,764.60 : x
  2. Step 2: Convert to fraction form
    130,505.77/195,787.83 = 41,764.60/x
  3. Step 3: Cross multiply
    130,505.77x = 195,787.83 × 41,764.60
  4. Step 4: Simplify right side
    130,505.77x = 8,177,000,404.82
  5. Step 5: Solve for x
    x = 8,177,000,404.82/130,505.77
  6. Step 6: Final answer
    x = 62,656.24

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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.