Home / 193,828.10-291,390.15-168,167.30

Finding the Fourth Proportional to 193,828.10, 291,390.15 and 168,167.30

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Solution

The fourth proportional to 193,828.10, 291,390.15 and 168,167.30 is: 252,813.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,828.10 : 291,390.15 = 168,167.30 : x
  2. Step 2: Convert to fraction form
    193,828.10/291,390.15 = 168,167.30/x
  3. Step 3: Cross multiply
    193,828.10x = 291,390.15 × 168,167.30
  4. Step 4: Simplify right side
    193,828.10x = 49,002,294,772.10
  5. Step 5: Solve for x
    x = 49,002,294,772.10/193,828.10
  6. Step 6: Final answer
    x = 252,813.16

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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.