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Finding the Fourth Proportional to 227,999.80, 342,019.14 and 59,542.48

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Solution

The fourth proportional to 227,999.80, 342,019.14 and 59,542.48 is: 89,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,999.80 : 342,019.14 = 59,542.48 : x
  2. Step 2: Convert to fraction form
    227,999.80/342,019.14 = 59,542.48/x
  3. Step 3: Cross multiply
    227,999.80x = 342,019.14 × 59,542.48
  4. Step 4: Simplify right side
    227,999.80x = 20,364,667,803.07
  5. Step 5: Solve for x
    x = 20,364,667,803.07/227,999.80
  6. Step 6: Final answer
    x = 89,318.80

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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.