Home / 190,947.35-286,322.60-131,067.29

Finding the Fourth Proportional to 190,947.35, 286,322.60 and 131,067.29

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Solution

The fourth proportional to 190,947.35, 286,322.60 and 131,067.29 is: 196,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,947.35 : 286,322.60 = 131,067.29 : x
  2. Step 2: Convert to fraction form
    190,947.35/286,322.60 = 131,067.29/x
  3. Step 3: Cross multiply
    190,947.35x = 286,322.60 × 131,067.29
  4. Step 4: Simplify right side
    190,947.35x = 37,527,526,143.81
  5. Step 5: Solve for x
    x = 37,527,526,143.81/190,947.35
  6. Step 6: Final answer
    x = 196,533.37

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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.