Home / 194,915.48-268,980.44-108,875.66

Finding the Fourth Proportional to 194,915.48, 268,980.44 and 108,875.66

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Solution

The fourth proportional to 194,915.48, 268,980.44 and 108,875.66 is: 150,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,915.48 : 268,980.44 = 108,875.66 : x
  2. Step 2: Convert to fraction form
    194,915.48/268,980.44 = 108,875.66/x
  3. Step 3: Cross multiply
    194,915.48x = 268,980.44 × 108,875.66
  4. Step 4: Simplify right side
    194,915.48x = 29,285,421,042.81
  5. Step 5: Solve for x
    x = 29,285,421,042.81/194,915.48
  6. Step 6: Final answer
    x = 150,246.77

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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.