Home / 190,781.64-286,177.92-50,540.25

Finding the Fourth Proportional to 190,781.64, 286,177.92 and 50,540.25

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Solution

The fourth proportional to 190,781.64, 286,177.92 and 50,540.25 is: 75,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,781.64 : 286,177.92 = 50,540.25 : x
  2. Step 2: Convert to fraction form
    190,781.64/286,177.92 = 50,540.25/x
  3. Step 3: Cross multiply
    190,781.64x = 286,177.92 × 50,540.25
  4. Step 4: Simplify right side
    190,781.64x = 14,463,503,621.28
  5. Step 5: Solve for x
    x = 14,463,503,621.28/190,781.64
  6. Step 6: Final answer
    x = 75,811.82

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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.