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Finding the Fourth Proportional to 32,555.88, 44,943.84 and 21,241.80

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Solution

The fourth proportional to 32,555.88, 44,943.84 and 21,241.80 is: 29,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,555.88 : 44,943.84 = 21,241.80 : x
  2. Step 2: Convert to fraction form
    32,555.88/44,943.84 = 21,241.80/x
  3. Step 3: Cross multiply
    32,555.88x = 44,943.84 × 21,241.80
  4. Step 4: Simplify right side
    32,555.88x = 954,688,060.51
  5. Step 5: Solve for x
    x = 954,688,060.51/32,555.88
  6. Step 6: Final answer
    x = 29,324.60

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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.