Home / 54,438.86-81,586.60-50,887.42

Finding the Fourth Proportional to 54,438.86, 81,586.60 and 50,887.42

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Solution

The fourth proportional to 54,438.86, 81,586.60 and 50,887.42 is: 76,264.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438.86 : 81,586.60 = 50,887.42 : x
  2. Step 2: Convert to fraction form
    54,438.86/81,586.60 = 50,887.42/x
  3. Step 3: Cross multiply
    54,438.86x = 81,586.60 × 50,887.42
  4. Step 4: Simplify right side
    54,438.86x = 4,151,731,580.57
  5. Step 5: Solve for x
    x = 4,151,731,580.57/54,438.86
  6. Step 6: Final answer
    x = 76,264.12

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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.