Home / 154,723.53-232,085.31-54,879.69

Finding the Fourth Proportional to 154,723.53, 232,085.31 and 54,879.69

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Solution

The fourth proportional to 154,723.53, 232,085.31 and 54,879.69 is: 82,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,723.53 : 232,085.31 = 54,879.69 : x
  2. Step 2: Convert to fraction form
    154,723.53/232,085.31 = 54,879.69/x
  3. Step 3: Cross multiply
    154,723.53x = 232,085.31 × 54,879.69
  4. Step 4: Simplify right side
    154,723.53x = 12,736,769,866.35
  5. Step 5: Solve for x
    x = 12,736,769,866.35/154,723.53
  6. Step 6: Final answer
    x = 82,319.54

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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.