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Finding the Fourth Proportional to 32,393.32, 44,705.66 and 21,068.44

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Solution

The fourth proportional to 32,393.32, 44,705.66 and 21,068.44 is: 29,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,393.32 : 44,705.66 = 21,068.44 : x
  2. Step 2: Convert to fraction form
    32,393.32/44,705.66 = 21,068.44/x
  3. Step 3: Cross multiply
    32,393.32x = 44,705.66 × 21,068.44
  4. Step 4: Simplify right side
    32,393.32x = 941,878,515.37
  5. Step 5: Solve for x
    x = 941,878,515.37/32,393.32
  6. Step 6: Final answer
    x = 29,076.32

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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.