Home / 130,029.62-195,060.07-45,772.29

Finding the Fourth Proportional to 130,029.62, 195,060.07 and 45,772.29

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Solution

The fourth proportional to 130,029.62, 195,060.07 and 45,772.29 is: 68,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,029.62 : 195,060.07 = 45,772.29 : x
  2. Step 2: Convert to fraction form
    130,029.62/195,060.07 = 45,772.29/x
  3. Step 3: Cross multiply
    130,029.62x = 195,060.07 × 45,772.29
  4. Step 4: Simplify right side
    130,029.62x = 8,928,345,370.58
  5. Step 5: Solve for x
    x = 8,928,345,370.58/130,029.62
  6. Step 6: Final answer
    x = 68,663.93

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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.