Home / 74,674.56-103,050.24-41,140.80

Finding the Fourth Proportional to 74,674.56, 103,050.24 and 41,140.80

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Solution

The fourth proportional to 74,674.56, 103,050.24 and 41,140.80 is: 56,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,674.56 : 103,050.24 = 41,140.80 : x
  2. Step 2: Convert to fraction form
    74,674.56/103,050.24 = 41,140.80/x
  3. Step 3: Cross multiply
    74,674.56x = 103,050.24 × 41,140.80
  4. Step 4: Simplify right side
    74,674.56x = 4,239,569,313.79
  5. Step 5: Solve for x
    x = 4,239,569,313.79/74,674.56
  6. Step 6: Final answer
    x = 56,773.94

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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.