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Finding the Fourth Proportional to 114,468.37, 171,679.17 and 43,366.50

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Solution

The fourth proportional to 114,468.37, 171,679.17 and 43,366.50 is: 65,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,468.37 : 171,679.17 = 43,366.50 : x
  2. Step 2: Convert to fraction form
    114,468.37/171,679.17 = 43,366.50/x
  3. Step 3: Cross multiply
    114,468.37x = 171,679.17 × 43,366.50
  4. Step 4: Simplify right side
    114,468.37x = 7,445,124,725.81
  5. Step 5: Solve for x
    x = 7,445,124,725.81/114,468.37
  6. Step 6: Final answer
    x = 65,040.89

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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.