Home / 74,524.40-111,645.78-44,038.60

Finding the Fourth Proportional to 74,524.40, 111,645.78 and 44,038.60

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Solution

The fourth proportional to 74,524.40, 111,645.78 and 44,038.60 is: 65,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,524.40 : 111,645.78 = 44,038.60 : x
  2. Step 2: Convert to fraction form
    74,524.40/111,645.78 = 44,038.60/x
  3. Step 3: Cross multiply
    74,524.40x = 111,645.78 × 44,038.60
  4. Step 4: Simplify right side
    74,524.40x = 4,916,723,567.99
  5. Step 5: Solve for x
    x = 4,916,723,567.99/74,524.40
  6. Step 6: Final answer
    x = 65,974.68

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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.