Home / 54,558.93-81,438.51-50,551.73

Finding the Fourth Proportional to 54,558.93, 81,438.51 and 50,551.73

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Solution

The fourth proportional to 54,558.93, 81,438.51 and 50,551.73 is: 75,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,558.93 : 81,438.51 = 50,551.73 : x
  2. Step 2: Convert to fraction form
    54,558.93/81,438.51 = 50,551.73/x
  3. Step 3: Cross multiply
    54,558.93x = 81,438.51 × 50,551.73
  4. Step 4: Simplify right side
    54,558.93x = 4,116,857,656.89
  5. Step 5: Solve for x
    x = 4,116,857,656.89/54,558.93
  6. Step 6: Final answer
    x = 75,457.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.