Home / 124,261.70-186,399.23-40,015.72

Finding the Fourth Proportional to 124,261.70, 186,399.23 and 40,015.72

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Solution

The fourth proportional to 124,261.70, 186,399.23 and 40,015.72 is: 60,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,261.70 : 186,399.23 = 40,015.72 : x
  2. Step 2: Convert to fraction form
    124,261.70/186,399.23 = 40,015.72/x
  3. Step 3: Cross multiply
    124,261.70x = 186,399.23 × 40,015.72
  4. Step 4: Simplify right side
    124,261.70x = 7,458,899,428.82
  5. Step 5: Solve for x
    x = 7,458,899,428.82/124,261.70
  6. Step 6: Final answer
    x = 60,025.73

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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.