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Finding the Fourth Proportional to 29,657.40, 44,485.92 and 11,896.08

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Solution

The fourth proportional to 29,657.40, 44,485.92 and 11,896.08 is: 17,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,657.40 : 44,485.92 = 11,896.08 : x
  2. Step 2: Convert to fraction form
    29,657.40/44,485.92 = 11,896.08/x
  3. Step 3: Cross multiply
    29,657.40x = 44,485.92 × 11,896.08
  4. Step 4: Simplify right side
    29,657.40x = 529,208,063.19
  5. Step 5: Solve for x
    x = 529,208,063.19/29,657.40
  6. Step 6: Final answer
    x = 17,844.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.