Home / 31,056.64-46,583.76-7,682.56

Finding the Fourth Proportional to 31,056.64, 46,583.76 and 7,682.56

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Solution

The fourth proportional to 31,056.64, 46,583.76 and 7,682.56 is: 11,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056.64 : 46,583.76 = 7,682.56 : x
  2. Step 2: Convert to fraction form
    31,056.64/46,583.76 = 7,682.56/x
  3. Step 3: Cross multiply
    31,056.64x = 46,583.76 × 7,682.56
  4. Step 4: Simplify right side
    31,056.64x = 357,882,531.23
  5. Step 5: Solve for x
    x = 357,882,531.23/31,056.64
  6. Step 6: Final answer
    x = 11,523.54

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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.