Home / 234,130.41-323,099.97-126,700.45

Finding the Fourth Proportional to 234,130.41, 323,099.97 and 126,700.45

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Solution

The fourth proportional to 234,130.41, 323,099.97 and 126,700.45 is: 174,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,130.41 : 323,099.97 = 126,700.45 : x
  2. Step 2: Convert to fraction form
    234,130.41/323,099.97 = 126,700.45/x
  3. Step 3: Cross multiply
    234,130.41x = 323,099.97 × 126,700.45
  4. Step 4: Simplify right side
    234,130.41x = 40,936,911,593.99
  5. Step 5: Solve for x
    x = 40,936,911,593.99/234,130.41
  6. Step 6: Final answer
    x = 174,846.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.