Home / 204,802.12-307,202.94-57,058.12

Finding the Fourth Proportional to 204,802.12, 307,202.94 and 57,058.12

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Solution

The fourth proportional to 204,802.12, 307,202.94 and 57,058.12 is: 85,587.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,802.12 : 307,202.94 = 57,058.12 : x
  2. Step 2: Convert to fraction form
    204,802.12/307,202.94 = 57,058.12/x
  3. Step 3: Cross multiply
    204,802.12x = 307,202.94 × 57,058.12
  4. Step 4: Simplify right side
    204,802.12x = 17,528,422,214.87
  5. Step 5: Solve for x
    x = 17,528,422,214.87/204,802.12
  6. Step 6: Final answer
    x = 85,587.11

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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.