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Finding the Fourth Proportional to 29,618.25, 40,873.19 and 16,370.25

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Solution

The fourth proportional to 29,618.25, 40,873.19 and 16,370.25 is: 22,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,618.25 : 40,873.19 = 16,370.25 : x
  2. Step 2: Convert to fraction form
    29,618.25/40,873.19 = 16,370.25/x
  3. Step 3: Cross multiply
    29,618.25x = 40,873.19 × 16,370.25
  4. Step 4: Simplify right side
    29,618.25x = 669,104,256.75
  5. Step 5: Solve for x
    x = 669,104,256.75/29,618.25
  6. Step 6: Final answer
    x = 22,590.95

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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.