Home / 28,247.68-42,168.44-26,197.12

Finding the Fourth Proportional to 28,247.68, 42,168.44 and 26,197.12

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Solution

The fourth proportional to 28,247.68, 42,168.44 and 26,197.12 is: 39,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,247.68 : 42,168.44 = 26,197.12 : x
  2. Step 2: Convert to fraction form
    28,247.68/42,168.44 = 26,197.12/x
  3. Step 3: Cross multiply
    28,247.68x = 42,168.44 × 26,197.12
  4. Step 4: Simplify right side
    28,247.68x = 1,104,691,682.89
  5. Step 5: Solve for x
    x = 1,104,691,682.89/28,247.68
  6. Step 6: Final answer
    x = 39,107.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.