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Finding the Fourth Proportional to 29,454.56, 40,646.07 and 16,025.87

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Solution

The fourth proportional to 29,454.56, 40,646.07 and 16,025.87 is: 22,115.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,454.56 : 40,646.07 = 16,025.87 : x
  2. Step 2: Convert to fraction form
    29,454.56/40,646.07 = 16,025.87/x
  3. Step 3: Cross multiply
    29,454.56x = 40,646.07 × 16,025.87
  4. Step 4: Simplify right side
    29,454.56x = 651,388,490.70
  5. Step 5: Solve for x
    x = 651,388,490.70/29,454.56
  6. Step 6: Final answer
    x = 22,115.03

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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.