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Finding the Fourth Proportional to 27,374.88, 37,783.20 and 17,296.92

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Solution

The fourth proportional to 27,374.88, 37,783.20 and 17,296.92 is: 23,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.88 : 37,783.20 = 17,296.92 : x
  2. Step 2: Convert to fraction form
    27,374.88/37,783.20 = 17,296.92/x
  3. Step 3: Cross multiply
    27,374.88x = 37,783.20 × 17,296.92
  4. Step 4: Simplify right side
    27,374.88x = 653,532,987.74
  5. Step 5: Solve for x
    x = 653,532,987.74/27,374.88
  6. Step 6: Final answer
    x = 23,873.46

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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.