Home / 190,325.50-285,414.44-101,530.56

Finding the Fourth Proportional to 190,325.50, 285,414.44 and 101,530.56

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Solution

The fourth proportional to 190,325.50, 285,414.44 and 101,530.56 is: 152,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,325.50 : 285,414.44 = 101,530.56 : x
  2. Step 2: Convert to fraction form
    190,325.50/285,414.44 = 101,530.56/x
  3. Step 3: Cross multiply
    190,325.50x = 285,414.44 × 101,530.56
  4. Step 4: Simplify right side
    190,325.50x = 28,978,288,487.94
  5. Step 5: Solve for x
    x = 28,978,288,487.94/190,325.50
  6. Step 6: Final answer
    x = 152,256.47

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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.