Home / 190,502.45-285,769.26-95,683.88

Finding the Fourth Proportional to 190,502.45, 285,769.26 and 95,683.88

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Solution

The fourth proportional to 190,502.45, 285,769.26 and 95,683.88 is: 143,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,502.45 : 285,769.26 = 95,683.88 : x
  2. Step 2: Convert to fraction form
    190,502.45/285,769.26 = 95,683.88/x
  3. Step 3: Cross multiply
    190,502.45x = 285,769.26 × 95,683.88
  4. Step 4: Simplify right side
    190,502.45x = 27,343,511,581.53
  5. Step 5: Solve for x
    x = 27,343,511,581.53/190,502.45
  6. Step 6: Final answer
    x = 143,533.65

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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.