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Finding the Fourth Proportional to 29,670.32, 40,941.04 and 17,092.64

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Solution

The fourth proportional to 29,670.32, 40,941.04 and 17,092.64 is: 23,585.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,670.32 : 40,941.04 = 17,092.64 : x
  2. Step 2: Convert to fraction form
    29,670.32/40,941.04 = 17,092.64/x
  3. Step 3: Cross multiply
    29,670.32x = 40,941.04 × 17,092.64
  4. Step 4: Simplify right side
    29,670.32x = 699,790,457.95
  5. Step 5: Solve for x
    x = 699,790,457.95/29,670.32
  6. Step 6: Final answer
    x = 23,585.54

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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.