Home / 296,072.36-444,136.72-82,840.40

Finding the Fourth Proportional to 296,072.36, 444,136.72 and 82,840.40

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Solution

The fourth proportional to 296,072.36, 444,136.72 and 82,840.40 is: 124,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,072.36 : 444,136.72 = 82,840.40 : x
  2. Step 2: Convert to fraction form
    296,072.36/444,136.72 = 82,840.40/x
  3. Step 3: Cross multiply
    296,072.36x = 444,136.72 × 82,840.40
  4. Step 4: Simplify right side
    296,072.36x = 36,792,463,539.49
  5. Step 5: Solve for x
    x = 36,792,463,539.49/296,072.36
  6. Step 6: Final answer
    x = 124,268.48

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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.