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Finding the Fourth Proportional to 27,333.60, 37,725.60 and 16,005.60

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Solution

The fourth proportional to 27,333.60, 37,725.60 and 16,005.60 is: 22,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,333.60 : 37,725.60 = 16,005.60 : x
  2. Step 2: Convert to fraction form
    27,333.60/37,725.60 = 16,005.60/x
  3. Step 3: Cross multiply
    27,333.60x = 37,725.60 × 16,005.60
  4. Step 4: Simplify right side
    27,333.60x = 603,820,863.36
  5. Step 5: Solve for x
    x = 603,820,863.36/27,333.60
  6. Step 6: Final answer
    x = 22,090.79

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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.