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Finding the Fourth Proportional to 114,321.93, 171,446.57 and 106,858.95

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Solution

The fourth proportional to 114,321.93, 171,446.57 and 106,858.95 is: 160,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,321.93 : 171,446.57 = 106,858.95 : x
  2. Step 2: Convert to fraction form
    114,321.93/171,446.57 = 106,858.95/x
  3. Step 3: Cross multiply
    114,321.93x = 171,446.57 × 106,858.95
  4. Step 4: Simplify right side
    114,321.93x = 18,320,600,275.88
  5. Step 5: Solve for x
    x = 18,320,600,275.88/114,321.93
  6. Step 6: Final answer
    x = 160,254.47

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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.