Home / 74,747.87-103,177.05-44,542.67

Finding the Fourth Proportional to 74,747.87, 103,177.05 and 44,542.67

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Solution

The fourth proportional to 74,747.87, 103,177.05 and 44,542.67 is: 61,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,747.87 : 103,177.05 = 44,542.67 : x
  2. Step 2: Convert to fraction form
    74,747.87/103,177.05 = 44,542.67/x
  3. Step 3: Cross multiply
    74,747.87x = 103,177.05 × 44,542.67
  4. Step 4: Simplify right side
    74,747.87x = 4,595,780,940.87
  5. Step 5: Solve for x
    x = 4,595,780,940.87/74,747.87
  6. Step 6: Final answer
    x = 61,483.77

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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.