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Finding the Fourth Proportional to 29,446.73, 40,623.08 and 17,503.28

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Solution

The fourth proportional to 29,446.73, 40,623.08 and 17,503.28 is: 24,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446.73 : 40,623.08 = 17,503.28 : x
  2. Step 2: Convert to fraction form
    29,446.73/40,623.08 = 17,503.28/x
  3. Step 3: Cross multiply
    29,446.73x = 40,623.08 × 17,503.28
  4. Step 4: Simplify right side
    29,446.73x = 711,037,143.70
  5. Step 5: Solve for x
    x = 711,037,143.70/29,446.73
  6. Step 6: Final answer
    x = 24,146.56

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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.