Home / 331,252.72-457,139.99-186,084.11

Finding the Fourth Proportional to 331,252.72, 457,139.99 and 186,084.11

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Solution

The fourth proportional to 331,252.72, 457,139.99 and 186,084.11 is: 256,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,252.72 : 457,139.99 = 186,084.11 : x
  2. Step 2: Convert to fraction form
    331,252.72/457,139.99 = 186,084.11/x
  3. Step 3: Cross multiply
    331,252.72x = 457,139.99 × 186,084.11
  4. Step 4: Simplify right side
    331,252.72x = 85,066,489,792.62
  5. Step 5: Solve for x
    x = 85,066,489,792.62/331,252.72
  6. Step 6: Final answer
    x = 256,802.39

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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.