Home / 178,968.06-268,445.88-45,849.42

Finding the Fourth Proportional to 178,968.06, 268,445.88 and 45,849.42

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Solution

The fourth proportional to 178,968.06, 268,445.88 and 45,849.42 is: 68,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,968.06 : 268,445.88 = 45,849.42 : x
  2. Step 2: Convert to fraction form
    178,968.06/268,445.88 = 45,849.42/x
  3. Step 3: Cross multiply
    178,968.06x = 268,445.88 × 45,849.42
  4. Step 4: Simplify right side
    178,968.06x = 12,308,087,899.39
  5. Step 5: Solve for x
    x = 12,308,087,899.39/178,968.06
  6. Step 6: Final answer
    x = 68,772.54

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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.