Home / 50,176.89-75,720.60-48,503.79

Finding the Fourth Proportional to 50,176.89, 75,720.60 and 48,503.79

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Solution

The fourth proportional to 50,176.89, 75,720.60 and 48,503.79 is: 73,195.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,176.89 : 75,720.60 = 48,503.79 : x
  2. Step 2: Convert to fraction form
    50,176.89/75,720.60 = 48,503.79/x
  3. Step 3: Cross multiply
    50,176.89x = 75,720.60 × 48,503.79
  4. Step 4: Simplify right side
    50,176.89x = 3,672,736,081.07
  5. Step 5: Solve for x
    x = 3,672,736,081.07/50,176.89
  6. Step 6: Final answer
    x = 73,195.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.