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Finding the Fourth Proportional to 167,963.60, 231,781.02 and 104,300.03

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Solution

The fourth proportional to 167,963.60, 231,781.02 and 104,300.03 is: 143,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,963.60 : 231,781.02 = 104,300.03 : x
  2. Step 2: Convert to fraction form
    167,963.60/231,781.02 = 104,300.03/x
  3. Step 3: Cross multiply
    167,963.60x = 231,781.02 × 104,300.03
  4. Step 4: Simplify right side
    167,963.60x = 24,174,767,339.43
  5. Step 5: Solve for x
    x = 24,174,767,339.43/167,963.60
  6. Step 6: Final answer
    x = 143,928.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.