Home / 195,120.56-292,447.87-100,396.13

Finding the Fourth Proportional to 195,120.56, 292,447.87 and 100,396.13

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Solution

The fourth proportional to 195,120.56, 292,447.87 and 100,396.13 is: 150,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,120.56 : 292,447.87 = 100,396.13 : x
  2. Step 2: Convert to fraction form
    195,120.56/292,447.87 = 100,396.13/x
  3. Step 3: Cross multiply
    195,120.56x = 292,447.87 × 100,396.13
  4. Step 4: Simplify right side
    195,120.56x = 29,360,632,661.51
  5. Step 5: Solve for x
    x = 29,360,632,661.51/195,120.56
  6. Step 6: Final answer
    x = 150,474.31

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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.