Home / 393,233.10-589,849.65-168,555.30

Finding the Fourth Proportional to 393,233.10, 589,849.65 and 168,555.30

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Solution

The fourth proportional to 393,233.10, 589,849.65 and 168,555.30 is: 252,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,233.10 : 589,849.65 = 168,555.30 : x
  2. Step 2: Convert to fraction form
    393,233.10/589,849.65 = 168,555.30/x
  3. Step 3: Cross multiply
    393,233.10x = 589,849.65 × 168,555.30
  4. Step 4: Simplify right side
    393,233.10x = 99,422,284,710.65
  5. Step 5: Solve for x
    x = 99,422,284,710.65/393,233.10
  6. Step 6: Final answer
    x = 252,832.95

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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.