Home / 190,726.92-286,090.56-66,067.92

Finding the Fourth Proportional to 190,726.92, 286,090.56 and 66,067.92

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Solution

The fourth proportional to 190,726.92, 286,090.56 and 66,067.92 is: 99,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,726.92 : 286,090.56 = 66,067.92 : x
  2. Step 2: Convert to fraction form
    190,726.92/286,090.56 = 66,067.92/x
  3. Step 3: Cross multiply
    190,726.92x = 286,090.56 × 66,067.92
  4. Step 4: Simplify right side
    190,726.92x = 18,901,408,230.84
  5. Step 5: Solve for x
    x = 18,901,408,230.84/190,726.92
  6. Step 6: Final answer
    x = 99,101.94

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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.