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Finding the Fourth Proportional to 26,734.17, 40,100.34 and 12,700.92

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Solution

The fourth proportional to 26,734.17, 40,100.34 and 12,700.92 is: 19,050.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.17 : 40,100.34 = 12,700.92 : x
  2. Step 2: Convert to fraction form
    26,734.17/40,100.34 = 12,700.92/x
  3. Step 3: Cross multiply
    26,734.17x = 40,100.34 × 12,700.92
  4. Step 4: Simplify right side
    26,734.17x = 509,311,210.31
  5. Step 5: Solve for x
    x = 509,311,210.31/26,734.17
  6. Step 6: Final answer
    x = 19,050.95

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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.