Home / 301,042.44-451,512.63-141,136.29

Finding the Fourth Proportional to 301,042.44, 451,512.63 and 141,136.29

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Solution

The fourth proportional to 301,042.44, 451,512.63 and 141,136.29 is: 211,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,042.44 : 451,512.63 = 141,136.29 : x
  2. Step 2: Convert to fraction form
    301,042.44/451,512.63 = 141,136.29/x
  3. Step 3: Cross multiply
    301,042.44x = 451,512.63 × 141,136.29
  4. Step 4: Simplify right side
    301,042.44x = 63,724,817,486.34
  5. Step 5: Solve for x
    x = 63,724,817,486.34/301,042.44
  6. Step 6: Final answer
    x = 211,680.51

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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.