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Finding the Fourth Proportional to 63,153.81, 94,723.04 and 39,463.47

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Solution

The fourth proportional to 63,153.81, 94,723.04 and 39,463.47 is: 59,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.81 : 94,723.04 = 39,463.47 : x
  2. Step 2: Convert to fraction form
    63,153.81/94,723.04 = 39,463.47/x
  3. Step 3: Cross multiply
    63,153.81x = 94,723.04 × 39,463.47
  4. Step 4: Simplify right side
    63,153.81x = 3,738,100,301.22
  5. Step 5: Solve for x
    x = 3,738,100,301.22/63,153.81
  6. Step 6: Final answer
    x = 59,190.41

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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.