Home / 296,231.76-408,789.72-168,948.36

Finding the Fourth Proportional to 296,231.76, 408,789.72 and 168,948.36

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Solution

The fourth proportional to 296,231.76, 408,789.72 and 168,948.36 is: 233,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,231.76 : 408,789.72 = 168,948.36 : x
  2. Step 2: Convert to fraction form
    296,231.76/408,789.72 = 168,948.36/x
  3. Step 3: Cross multiply
    296,231.76x = 408,789.72 × 168,948.36
  4. Step 4: Simplify right side
    296,231.76x = 69,064,352,778.86
  5. Step 5: Solve for x
    x = 69,064,352,778.86/296,231.76
  6. Step 6: Final answer
    x = 233,142.97

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1.5x scale

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.