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Finding the Fourth Proportional to 114,637.03, 171,964.76 and 43,593.64

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Solution

The fourth proportional to 114,637.03, 171,964.76 and 43,593.64 is: 65,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,637.03 : 171,964.76 = 43,593.64 : x
  2. Step 2: Convert to fraction form
    114,637.03/171,964.76 = 43,593.64/x
  3. Step 3: Cross multiply
    114,637.03x = 171,964.76 × 43,593.64
  4. Step 4: Simplify right side
    114,637.03x = 7,496,569,840.13
  5. Step 5: Solve for x
    x = 7,496,569,840.13/114,637.03
  6. Step 6: Final answer
    x = 65,393.96

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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.