Home / 47,056.75-70,583.10-11,995.36

Finding the Fourth Proportional to 47,056.75, 70,583.10 and 11,995.36

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Solution

The fourth proportional to 47,056.75, 70,583.10 and 11,995.36 is: 17,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,056.75 : 70,583.10 = 11,995.36 : x
  2. Step 2: Convert to fraction form
    47,056.75/70,583.10 = 11,995.36/x
  3. Step 3: Cross multiply
    47,056.75x = 70,583.10 × 11,995.36
  4. Step 4: Simplify right side
    47,056.75x = 846,669,694.42
  5. Step 5: Solve for x
    x = 846,669,694.42/47,056.75
  6. Step 6: Final answer
    x = 17,992.52

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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.