Home / 190,375.92-285,568.47-64,017.81

Finding the Fourth Proportional to 190,375.92, 285,568.47 and 64,017.81

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Solution

The fourth proportional to 190,375.92, 285,568.47 and 64,017.81 is: 96,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,375.92 : 285,568.47 = 64,017.81 : x
  2. Step 2: Convert to fraction form
    190,375.92/285,568.47 = 64,017.81/x
  3. Step 3: Cross multiply
    190,375.92x = 285,568.47 × 64,017.81
  4. Step 4: Simplify right side
    190,375.92x = 18,281,468,054.45
  5. Step 5: Solve for x
    x = 18,281,468,054.45/190,375.92
  6. Step 6: Final answer
    x = 96,028.26

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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.