Home / 51,583.64-70,721.84-50,650.52

Finding the Fourth Proportional to 51,583.64, 70,721.84 and 50,650.52

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Solution

The fourth proportional to 51,583.64, 70,721.84 and 50,650.52 is: 69,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,583.64 : 70,721.84 = 50,650.52 : x
  2. Step 2: Convert to fraction form
    51,583.64/70,721.84 = 50,650.52/x
  3. Step 3: Cross multiply
    51,583.64x = 70,721.84 × 50,650.52
  4. Step 4: Simplify right side
    51,583.64x = 3,582,097,971.36
  5. Step 5: Solve for x
    x = 3,582,097,971.36/51,583.64
  6. Step 6: Final answer
    x = 69,442.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.