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Finding the Fourth Proportional to 114,637.37, 171,897.52 and 67,344.83

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Solution

The fourth proportional to 114,637.37, 171,897.52 and 67,344.83 is: 100,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,637.37 : 171,897.52 = 67,344.83 : x
  2. Step 2: Convert to fraction form
    114,637.37/171,897.52 = 67,344.83/x
  3. Step 3: Cross multiply
    114,637.37x = 171,897.52 × 67,344.83
  4. Step 4: Simplify right side
    114,637.37x = 11,576,409,261.82
  5. Step 5: Solve for x
    x = 11,576,409,261.82/114,637.37
  6. Step 6: Final answer
    x = 100,982.86

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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.