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Finding the Fourth Proportional to 199,361.49, 299,001.45 and 57,168.67

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Solution

The fourth proportional to 199,361.49, 299,001.45 and 57,168.67 is: 85,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,361.49 : 299,001.45 = 57,168.67 : x
  2. Step 2: Convert to fraction form
    199,361.49/299,001.45 = 57,168.67/x
  3. Step 3: Cross multiply
    199,361.49x = 299,001.45 × 57,168.67
  4. Step 4: Simplify right side
    199,361.49x = 17,093,515,224.57
  5. Step 5: Solve for x
    x = 17,093,515,224.57/199,361.49
  6. Step 6: Final answer
    x = 85,741.31

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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.