Home / 247,840.68-371,551.98-107,493.60

Finding the Fourth Proportional to 247,840.68, 371,551.98 and 107,493.60

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Solution

The fourth proportional to 247,840.68, 371,551.98 and 107,493.60 is: 161,149.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,840.68 : 371,551.98 = 107,493.60 : x
  2. Step 2: Convert to fraction form
    247,840.68/371,551.98 = 107,493.60/x
  3. Step 3: Cross multiply
    247,840.68x = 371,551.98 × 107,493.60
  4. Step 4: Simplify right side
    247,840.68x = 39,939,459,917.33
  5. Step 5: Solve for x
    x = 39,939,459,917.33/247,840.68
  6. Step 6: Final answer
    x = 161,149.74

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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.