Home / 130,786.36-196,181.40-37,292.12

Finding the Fourth Proportional to 130,786.36, 196,181.40 and 37,292.12

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Solution

The fourth proportional to 130,786.36, 196,181.40 and 37,292.12 is: 55,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,786.36 : 196,181.40 = 37,292.12 : x
  2. Step 2: Convert to fraction form
    130,786.36/196,181.40 = 37,292.12/x
  3. Step 3: Cross multiply
    130,786.36x = 196,181.40 × 37,292.12
  4. Step 4: Simplify right side
    130,786.36x = 7,316,020,310.57
  5. Step 5: Solve for x
    x = 7,316,020,310.57/130,786.36
  6. Step 6: Final answer
    x = 55,938.71

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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.