Home / 104,741.49-157,136.84-34,620.81

Finding the Fourth Proportional to 104,741.49, 157,136.84 and 34,620.81

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Solution

The fourth proportional to 104,741.49, 157,136.84 and 34,620.81 is: 51,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.49 : 157,136.84 = 34,620.81 : x
  2. Step 2: Convert to fraction form
    104,741.49/157,136.84 = 34,620.81/x
  3. Step 3: Cross multiply
    104,741.49x = 157,136.84 × 34,620.81
  4. Step 4: Simplify right side
    104,741.49x = 5,440,204,681.64
  5. Step 5: Solve for x
    x = 5,440,204,681.64/104,741.49
  6. Step 6: Final answer
    x = 51,939.35

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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.