Home / 74,529.78-102,814.96-44,293.70

Finding the Fourth Proportional to 74,529.78, 102,814.96 and 44,293.70

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Solution

The fourth proportional to 74,529.78, 102,814.96 and 44,293.70 is: 61,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,529.78 : 102,814.96 = 44,293.70 : x
  2. Step 2: Convert to fraction form
    74,529.78/102,814.96 = 44,293.70/x
  3. Step 3: Cross multiply
    74,529.78x = 102,814.96 × 44,293.70
  4. Step 4: Simplify right side
    74,529.78x = 4,554,054,993.75
  5. Step 5: Solve for x
    x = 4,554,054,993.75/74,529.78
  6. Step 6: Final answer
    x = 61,103.83

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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.