Home / 55,098.44-76,035.52-31,229.64

Finding the Fourth Proportional to 55,098.44, 76,035.52 and 31,229.64

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Solution

The fourth proportional to 55,098.44, 76,035.52 and 31,229.64 is: 43,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,098.44 : 76,035.52 = 31,229.64 : x
  2. Step 2: Convert to fraction form
    55,098.44/76,035.52 = 31,229.64/x
  3. Step 3: Cross multiply
    55,098.44x = 76,035.52 × 31,229.64
  4. Step 4: Simplify right side
    55,098.44x = 2,374,561,916.81
  5. Step 5: Solve for x
    x = 2,374,561,916.81/55,098.44
  6. Step 6: Final answer
    x = 43,096.72

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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.