Home / 308,647.08-463,014.97-95,431.60

Finding the Fourth Proportional to 308,647.08, 463,014.97 and 95,431.60

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Solution

The fourth proportional to 308,647.08, 463,014.97 and 95,431.60 is: 143,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,647.08 : 463,014.97 = 95,431.60 : x
  2. Step 2: Convert to fraction form
    308,647.08/463,014.97 = 95,431.60/x
  3. Step 3: Cross multiply
    308,647.08x = 463,014.97 × 95,431.60
  4. Step 4: Simplify right side
    308,647.08x = 44,186,259,411.05
  5. Step 5: Solve for x
    x = 44,186,259,411.05/308,647.08
  6. Step 6: Final answer
    x = 143,161.11

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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.