Home / 74,094.67-102,249.84-40,103.02

Finding the Fourth Proportional to 74,094.67, 102,249.84 and 40,103.02

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Solution

The fourth proportional to 74,094.67, 102,249.84 and 40,103.02 is: 55,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,094.67 : 102,249.84 = 40,103.02 : x
  2. Step 2: Convert to fraction form
    74,094.67/102,249.84 = 40,103.02/x
  3. Step 3: Cross multiply
    74,094.67x = 102,249.84 × 40,103.02
  4. Step 4: Simplify right side
    74,094.67x = 4,100,527,378.52
  5. Step 5: Solve for x
    x = 4,100,527,378.52/74,094.67
  6. Step 6: Final answer
    x = 55,341.73

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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.