Home / 247,735.32-371,477.16-105,525.60

Finding the Fourth Proportional to 247,735.32, 371,477.16 and 105,525.60

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Solution

The fourth proportional to 247,735.32, 371,477.16 and 105,525.60 is: 158,234.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,735.32 : 371,477.16 = 105,525.60 : x
  2. Step 2: Convert to fraction form
    247,735.32/371,477.16 = 105,525.60/x
  3. Step 3: Cross multiply
    247,735.32x = 371,477.16 × 105,525.60
  4. Step 4: Simplify right side
    247,735.32x = 39,200,350,195.30
  5. Step 5: Solve for x
    x = 39,200,350,195.30/247,735.32
  6. Step 6: Final answer
    x = 158,234.81

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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.