Home / 35,174.39-52,723.31-12,969.05

Finding the Fourth Proportional to 35,174.39, 52,723.31 and 12,969.05

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Solution

The fourth proportional to 35,174.39, 52,723.31 and 12,969.05 is: 19,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.39 : 52,723.31 = 12,969.05 : x
  2. Step 2: Convert to fraction form
    35,174.39/52,723.31 = 12,969.05/x
  3. Step 3: Cross multiply
    35,174.39x = 52,723.31 × 12,969.05
  4. Step 4: Simplify right side
    35,174.39x = 683,770,915.09
  5. Step 5: Solve for x
    x = 683,770,915.09/35,174.39
  6. Step 6: Final answer
    x = 19,439.46

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1.5x scale

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.