Home / 55,401.19-76,453.67-30,250.69

Finding the Fourth Proportional to 55,401.19, 76,453.67 and 30,250.69

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Solution

The fourth proportional to 55,401.19, 76,453.67 and 30,250.69 is: 41,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,401.19 : 76,453.67 = 30,250.69 : x
  2. Step 2: Convert to fraction form
    55,401.19/76,453.67 = 30,250.69/x
  3. Step 3: Cross multiply
    55,401.19x = 76,453.67 × 30,250.69
  4. Step 4: Simplify right side
    55,401.19x = 2,312,776,155.02
  5. Step 5: Solve for x
    x = 2,312,776,155.02/55,401.19
  6. Step 6: Final answer
    x = 41,745.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.