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Finding the Fourth Proportional to 37,807.10, 56,716.05 and 12,848.30

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Solution

The fourth proportional to 37,807.10, 56,716.05 and 12,848.30 is: 19,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,807.10 : 56,716.05 = 12,848.30 : x
  2. Step 2: Convert to fraction form
    37,807.10/56,716.05 = 12,848.30/x
  3. Step 3: Cross multiply
    37,807.10x = 56,716.05 × 12,848.30
  4. Step 4: Simplify right side
    37,807.10x = 728,704,825.22
  5. Step 5: Solve for x
    x = 728,704,825.22/37,807.10
  6. Step 6: Final answer
    x = 19,274.29

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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.