Home / 194,611.96-268,590.30-114,071.20

Finding the Fourth Proportional to 194,611.96, 268,590.30 and 114,071.20

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Solution

The fourth proportional to 194,611.96, 268,590.30 and 114,071.20 is: 157,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,611.96 : 268,590.30 = 114,071.20 : x
  2. Step 2: Convert to fraction form
    194,611.96/268,590.30 = 114,071.20/x
  3. Step 3: Cross multiply
    194,611.96x = 268,590.30 × 114,071.20
  4. Step 4: Simplify right side
    194,611.96x = 30,638,417,829.36
  5. Step 5: Solve for x
    x = 30,638,417,829.36/194,611.96
  6. Step 6: Final answer
    x = 157,433.38

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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.