Home / 130,579.02-195,776.19-67,372.29

Finding the Fourth Proportional to 130,579.02, 195,776.19 and 67,372.29

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Solution

The fourth proportional to 130,579.02, 195,776.19 and 67,372.29 is: 101,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,579.02 : 195,776.19 = 67,372.29 : x
  2. Step 2: Convert to fraction form
    130,579.02/195,776.19 = 67,372.29/x
  3. Step 3: Cross multiply
    130,579.02x = 195,776.19 × 67,372.29
  4. Step 4: Simplify right side
    130,579.02x = 13,189,890,247.78
  5. Step 5: Solve for x
    x = 13,189,890,247.78/130,579.02
  6. Step 6: Final answer
    x = 101,010.79

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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.