Home / 130,636.44-195,987.56-37,142.19

Finding the Fourth Proportional to 130,636.44, 195,987.56 and 37,142.19

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Solution

The fourth proportional to 130,636.44, 195,987.56 and 37,142.19 is: 55,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,636.44 : 195,987.56 = 37,142.19 : x
  2. Step 2: Convert to fraction form
    130,636.44/195,987.56 = 37,142.19/x
  3. Step 3: Cross multiply
    130,636.44x = 195,987.56 × 37,142.19
  4. Step 4: Simplify right side
    130,636.44x = 7,279,407,191.16
  5. Step 5: Solve for x
    x = 7,279,407,191.16/130,636.44
  6. Step 6: Final answer
    x = 55,722.64

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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.