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Finding the Fourth Proportional to 182,585.80, 274,137.90 and 112,601.80

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Solution

The fourth proportional to 182,585.80, 274,137.90 and 112,601.80 is: 169,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,585.80 : 274,137.90 = 112,601.80 : x
  2. Step 2: Convert to fraction form
    182,585.80/274,137.90 = 112,601.80/x
  3. Step 3: Cross multiply
    182,585.80x = 274,137.90 × 112,601.80
  4. Step 4: Simplify right side
    182,585.80x = 30,868,420,988.22
  5. Step 5: Solve for x
    x = 30,868,420,988.22/182,585.80
  6. Step 6: Final answer
    x = 169,062.55

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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.