Home / 104,741.31-157,136.57-34,620.62

Finding the Fourth Proportional to 104,741.31, 157,136.57 and 34,620.62

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Solution

The fourth proportional to 104,741.31, 157,136.57 and 34,620.62 is: 51,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.31 : 157,136.57 = 34,620.62 : x
  2. Step 2: Convert to fraction form
    104,741.31/157,136.57 = 34,620.62/x
  3. Step 3: Cross multiply
    104,741.31x = 157,136.57 × 34,620.62
  4. Step 4: Simplify right side
    104,741.31x = 5,440,164,519.29
  5. Step 5: Solve for x
    x = 5,440,164,519.29/104,741.31
  6. Step 6: Final answer
    x = 51,939.05

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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.