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Finding the Fourth Proportional to 29,583.40, 40,825.30 and 16,154.40

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Solution

The fourth proportional to 29,583.40, 40,825.30 and 16,154.40 is: 22,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,583.40 : 40,825.30 = 16,154.40 : x
  2. Step 2: Convert to fraction form
    29,583.40/40,825.30 = 16,154.40/x
  3. Step 3: Cross multiply
    29,583.40x = 40,825.30 × 16,154.40
  4. Step 4: Simplify right side
    29,583.40x = 659,508,226.32
  5. Step 5: Solve for x
    x = 659,508,226.32/29,583.40
  6. Step 6: Final answer
    x = 22,293.19

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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.