Home / 55,722.44-76,883.64-31,523.88

Finding the Fourth Proportional to 55,722.44, 76,883.64 and 31,523.88

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Solution

The fourth proportional to 55,722.44, 76,883.64 and 31,523.88 is: 43,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,722.44 : 76,883.64 = 31,523.88 : x
  2. Step 2: Convert to fraction form
    55,722.44/76,883.64 = 31,523.88/x
  3. Step 3: Cross multiply
    55,722.44x = 76,883.64 × 31,523.88
  4. Step 4: Simplify right side
    55,722.44x = 2,423,670,641.32
  5. Step 5: Solve for x
    x = 2,423,670,641.32/55,722.44
  6. Step 6: Final answer
    x = 43,495.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.