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Finding the Fourth Proportional to 37,346.84, 56,029.84 and 12,393.88

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Solution

The fourth proportional to 37,346.84, 56,029.84 and 12,393.88 is: 18,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,346.84 : 56,029.84 = 12,393.88 : x
  2. Step 2: Convert to fraction form
    37,346.84/56,029.84 = 12,393.88/x
  3. Step 3: Cross multiply
    37,346.84x = 56,029.84 × 12,393.88
  4. Step 4: Simplify right side
    37,346.84x = 694,427,113.38
  5. Step 5: Solve for x
    x = 694,427,113.38/37,346.84
  6. Step 6: Final answer
    x = 18,594.00

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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.