Home / 154,409.16-231,651.24-49,228.05

Finding the Fourth Proportional to 154,409.16, 231,651.24 and 49,228.05

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Solution

The fourth proportional to 154,409.16, 231,651.24 and 49,228.05 is: 73,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,409.16 : 231,651.24 = 49,228.05 : x
  2. Step 2: Convert to fraction form
    154,409.16/231,651.24 = 49,228.05/x
  3. Step 3: Cross multiply
    154,409.16x = 231,651.24 × 49,228.05
  4. Step 4: Simplify right side
    154,409.16x = 11,403,738,825.28
  5. Step 5: Solve for x
    x = 11,403,738,825.28/154,409.16
  6. Step 6: Final answer
    x = 73,854.03

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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.