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Finding the Fourth Proportional to 27,392.77, 37,801.99 and 14,817.49

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Solution

The fourth proportional to 27,392.77, 37,801.99 and 14,817.49 is: 20,448.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.77 : 37,801.99 = 14,817.49 : x
  2. Step 2: Convert to fraction form
    27,392.77/37,801.99 = 14,817.49/x
  3. Step 3: Cross multiply
    27,392.77x = 37,801.99 × 14,817.49
  4. Step 4: Simplify right side
    27,392.77x = 560,130,608.81
  5. Step 5: Solve for x
    x = 560,130,608.81/27,392.77
  6. Step 6: Final answer
    x = 20,448.12

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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.