Home / 284,869.05-393,171.88-183,021.83

Finding the Fourth Proportional to 284,869.05, 393,171.88 and 183,021.83

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Solution

The fourth proportional to 284,869.05, 393,171.88 and 183,021.83 is: 252,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,869.05 : 393,171.88 = 183,021.83 : x
  2. Step 2: Convert to fraction form
    284,869.05/393,171.88 = 183,021.83/x
  3. Step 3: Cross multiply
    284,869.05x = 393,171.88 × 183,021.83
  4. Step 4: Simplify right side
    284,869.05x = 71,959,036,719.45
  5. Step 5: Solve for x
    x = 71,959,036,719.45/284,869.05
  6. Step 6: Final answer
    x = 252,603.91

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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.