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Finding the Fourth Proportional to 25,855.58, 35,697.04 and 17,894.90

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Solution

The fourth proportional to 25,855.58, 35,697.04 and 17,894.90 is: 24,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,855.58 : 35,697.04 = 17,894.90 : x
  2. Step 2: Convert to fraction form
    25,855.58/35,697.04 = 17,894.90/x
  3. Step 3: Cross multiply
    25,855.58x = 35,697.04 × 17,894.90
  4. Step 4: Simplify right side
    25,855.58x = 638,794,961.10
  5. Step 5: Solve for x
    x = 638,794,961.10/25,855.58
  6. Step 6: Final answer
    x = 24,706.27

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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.