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Finding the Fourth Proportional to 37,549.60, 51,819.60 and 21,637.24

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Solution

The fourth proportional to 37,549.60, 51,819.60 and 21,637.24 is: 29,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,549.60 : 51,819.60 = 21,637.24 : x
  2. Step 2: Convert to fraction form
    37,549.60/51,819.60 = 21,637.24/x
  3. Step 3: Cross multiply
    37,549.60x = 51,819.60 × 21,637.24
  4. Step 4: Simplify right side
    37,549.60x = 1,121,233,121.90
  5. Step 5: Solve for x
    x = 1,121,233,121.90/37,549.60
  6. Step 6: Final answer
    x = 29,860.06

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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.