Home / 130,083.96-195,126.12-36,589.80

Finding the Fourth Proportional to 130,083.96, 195,126.12 and 36,589.80

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Solution

The fourth proportional to 130,083.96, 195,126.12 and 36,589.80 is: 54,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,083.96 : 195,126.12 = 36,589.80 : x
  2. Step 2: Convert to fraction form
    130,083.96/195,126.12 = 36,589.80/x
  3. Step 3: Cross multiply
    130,083.96x = 195,126.12 × 36,589.80
  4. Step 4: Simplify right side
    130,083.96x = 7,139,625,705.58
  5. Step 5: Solve for x
    x = 7,139,625,705.58/130,083.96
  6. Step 6: Final answer
    x = 54,884.75

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1.5x scale

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.