Home / 74,055.44-102,196.08-40,063.83

Finding the Fourth Proportional to 74,055.44, 102,196.08 and 40,063.83

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Solution

The fourth proportional to 74,055.44, 102,196.08 and 40,063.83 is: 55,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,055.44 : 102,196.08 = 40,063.83 : x
  2. Step 2: Convert to fraction form
    74,055.44/102,196.08 = 40,063.83/x
  3. Step 3: Cross multiply
    74,055.44x = 102,196.08 × 40,063.83
  4. Step 4: Simplify right side
    74,055.44x = 4,094,366,375.79
  5. Step 5: Solve for x
    x = 4,094,366,375.79/74,055.44
  6. Step 6: Final answer
    x = 55,287.86

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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.