Home / 285,487.11-428,237.64-95,950.26

Finding the Fourth Proportional to 285,487.11, 428,237.64 and 95,950.26

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Solution

The fourth proportional to 285,487.11, 428,237.64 and 95,950.26 is: 143,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,487.11 : 428,237.64 = 95,950.26 : x
  2. Step 2: Convert to fraction form
    285,487.11/428,237.64 = 95,950.26/x
  3. Step 3: Cross multiply
    285,487.11x = 428,237.64 × 95,950.26
  4. Step 4: Simplify right side
    285,487.11x = 41,089,512,899.79
  5. Step 5: Solve for x
    x = 41,089,512,899.79/285,487.11
  6. Step 6: Final answer
    x = 143,927.73

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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.