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Finding the Fourth Proportional to 37,726.56, 56,583.56 and 11,425.05

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Solution

The fourth proportional to 37,726.56, 56,583.56 and 11,425.05 is: 17,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,726.56 : 56,583.56 = 11,425.05 : x
  2. Step 2: Convert to fraction form
    37,726.56/56,583.56 = 11,425.05/x
  3. Step 3: Cross multiply
    37,726.56x = 56,583.56 × 11,425.05
  4. Step 4: Simplify right side
    37,726.56x = 646,470,030.74
  5. Step 5: Solve for x
    x = 646,470,030.74/37,726.56
  6. Step 6: Final answer
    x = 17,135.67

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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.