Home / 136,051.90-204,024.45-51,767.30

Finding the Fourth Proportional to 136,051.90, 204,024.45 and 51,767.30

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Solution

The fourth proportional to 136,051.90, 204,024.45 and 51,767.30 is: 77,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,051.90 : 204,024.45 = 51,767.30 : x
  2. Step 2: Convert to fraction form
    136,051.90/204,024.45 = 51,767.30/x
  3. Step 3: Cross multiply
    136,051.90x = 204,024.45 × 51,767.30
  4. Step 4: Simplify right side
    136,051.90x = 10,561,794,910.49
  5. Step 5: Solve for x
    x = 10,561,794,910.49/136,051.90
  6. Step 6: Final answer
    x = 77,630.63

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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.