Home / 74,003.16-102,119.10-41,738.96

Finding the Fourth Proportional to 74,003.16, 102,119.10 and 41,738.96

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Solution

The fourth proportional to 74,003.16, 102,119.10 and 41,738.96 is: 57,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,003.16 : 102,119.10 = 41,738.96 : x
  2. Step 2: Convert to fraction form
    74,003.16/102,119.10 = 41,738.96/x
  3. Step 3: Cross multiply
    74,003.16x = 102,119.10 × 41,738.96
  4. Step 4: Simplify right side
    74,003.16x = 4,262,345,030.14
  5. Step 5: Solve for x
    x = 4,262,345,030.14/74,003.16
  6. Step 6: Final answer
    x = 57,596.80

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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.