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Finding the Fourth Proportional to 16,894.20, 25,341.28 and 4,582.20

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Solution

The fourth proportional to 16,894.20, 25,341.28 and 4,582.20 is: 6,873.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.20 : 25,341.28 = 4,582.20 : x
  2. Step 2: Convert to fraction form
    16,894.20/25,341.28 = 4,582.20/x
  3. Step 3: Cross multiply
    16,894.20x = 25,341.28 × 4,582.20
  4. Step 4: Simplify right side
    16,894.20x = 116,118,813.22
  5. Step 5: Solve for x
    x = 116,118,813.22/16,894.20
  6. Step 6: Final answer
    x = 6,873.29

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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.