Home / 374,650.75-561,828.19-149,969.31

Finding the Fourth Proportional to 374,650.75, 561,828.19 and 149,969.31

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Solution

The fourth proportional to 374,650.75, 561,828.19 and 149,969.31 is: 224,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,650.75 : 561,828.19 = 149,969.31 : x
  2. Step 2: Convert to fraction form
    374,650.75/561,828.19 = 149,969.31/x
  3. Step 3: Cross multiply
    374,650.75x = 561,828.19 × 149,969.31
  4. Step 4: Simplify right side
    374,650.75x = 84,256,985,992.85
  5. Step 5: Solve for x
    x = 84,256,985,992.85/374,650.75
  6. Step 6: Final answer
    x = 224,894.75

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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.