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Finding the Fourth Proportional to 37,410.56, 56,104 and 12,445.12

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Solution

The fourth proportional to 37,410.56, 56,104 and 12,445.12 is: 18,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,410.56 : 56,104 = 12,445.12 : x
  2. Step 2: Convert to fraction form
    37,410.56/56,104 = 12,445.12/x
  3. Step 3: Cross multiply
    37,410.56x = 56,104 × 12,445.12
  4. Step 4: Simplify right side
    37,410.56x = 698,221,012.48
  5. Step 5: Solve for x
    x = 698,221,012.48/37,410.56
  6. Step 6: Final answer
    x = 18,663.74

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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.