Home / 190,948.82-286,424.03-64,589.74

Finding the Fourth Proportional to 190,948.82, 286,424.03 and 64,589.74

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Solution

The fourth proportional to 190,948.82, 286,424.03 and 64,589.74 is: 96,884.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,948.82 : 286,424.03 = 64,589.74 : x
  2. Step 2: Convert to fraction form
    190,948.82/286,424.03 = 64,589.74/x
  3. Step 3: Cross multiply
    190,948.82x = 286,424.03 × 64,589.74
  4. Step 4: Simplify right side
    190,948.82x = 18,500,053,072.87
  5. Step 5: Solve for x
    x = 18,500,053,072.87/190,948.82
  6. Step 6: Final answer
    x = 96,884.88

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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.