Home / 178,728.31-268,131.04-60,397.03

Finding the Fourth Proportional to 178,728.31, 268,131.04 and 60,397.03

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Solution

The fourth proportional to 178,728.31, 268,131.04 and 60,397.03 is: 90,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,728.31 : 268,131.04 = 60,397.03 : x
  2. Step 2: Convert to fraction form
    178,728.31/268,131.04 = 60,397.03/x
  3. Step 3: Cross multiply
    178,728.31x = 268,131.04 × 60,397.03
  4. Step 4: Simplify right side
    178,728.31x = 16,194,318,466.81
  5. Step 5: Solve for x
    x = 16,194,318,466.81/178,728.31
  6. Step 6: Final answer
    x = 90,608.58

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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.