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Finding the Fourth Proportional to 37,883.41, 56,812.80 and 17,889.80

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Solution

The fourth proportional to 37,883.41, 56,812.80 and 17,889.80 is: 26,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,883.41 : 56,812.80 = 17,889.80 : x
  2. Step 2: Convert to fraction form
    37,883.41/56,812.80 = 17,889.80/x
  3. Step 3: Cross multiply
    37,883.41x = 56,812.80 × 17,889.80
  4. Step 4: Simplify right side
    37,883.41x = 1,016,369,771.47
  5. Step 5: Solve for x
    x = 1,016,369,771.47/37,883.41
  6. Step 6: Final answer
    x = 26,828.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.