Home / 194,683.30-268,720.41-114,128.26

Finding the Fourth Proportional to 194,683.30, 268,720.41 and 114,128.26

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Solution

The fourth proportional to 194,683.30, 268,720.41 and 114,128.26 is: 157,530.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,683.30 : 268,720.41 = 114,128.26 : x
  2. Step 2: Convert to fraction form
    194,683.30/268,720.41 = 114,128.26/x
  3. Step 3: Cross multiply
    194,683.30x = 268,720.41 × 114,128.26
  4. Step 4: Simplify right side
    194,683.30x = 30,668,592,819.79
  5. Step 5: Solve for x
    x = 30,668,592,819.79/194,683.30
  6. Step 6: Final answer
    x = 157,530.68

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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.