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Finding the Fourth Proportional to 201,334.77, 301,995.20 and 51,576.53

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Solution

The fourth proportional to 201,334.77, 301,995.20 and 51,576.53 is: 77,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,334.77 : 301,995.20 = 51,576.53 : x
  2. Step 2: Convert to fraction form
    201,334.77/301,995.20 = 51,576.53/x
  3. Step 3: Cross multiply
    201,334.77x = 301,995.20 × 51,576.53
  4. Step 4: Simplify right side
    201,334.77x = 15,575,863,111.62
  5. Step 5: Solve for x
    x = 15,575,863,111.62/201,334.77
  6. Step 6: Final answer
    x = 77,363.01

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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.