Home / 102,519.78-141,450.62-60,055.53

Finding the Fourth Proportional to 102,519.78, 141,450.62 and 60,055.53

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Solution

The fourth proportional to 102,519.78, 141,450.62 and 60,055.53 is: 82,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,519.78 : 141,450.62 = 60,055.53 : x
  2. Step 2: Convert to fraction form
    102,519.78/141,450.62 = 60,055.53/x
  3. Step 3: Cross multiply
    102,519.78x = 141,450.62 × 60,055.53
  4. Step 4: Simplify right side
    102,519.78x = 8,494,891,652.65
  5. Step 5: Solve for x
    x = 8,494,891,652.65/102,519.78
  6. Step 6: Final answer
    x = 82,861.00

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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.