Home / 74,110.24-110,975.06-40,793.12

Finding the Fourth Proportional to 74,110.24, 110,975.06 and 40,793.12

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Solution

The fourth proportional to 74,110.24, 110,975.06 and 40,793.12 is: 61,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,110.24 : 110,975.06 = 40,793.12 : x
  2. Step 2: Convert to fraction form
    74,110.24/110,975.06 = 40,793.12/x
  3. Step 3: Cross multiply
    74,110.24x = 110,975.06 × 40,793.12
  4. Step 4: Simplify right side
    74,110.24x = 4,527,018,902.85
  5. Step 5: Solve for x
    x = 4,527,018,902.85/74,110.24
  6. Step 6: Final answer
    x = 61,084.93

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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.