Home / 158,727.74-219,054.12-104,919.44

Finding the Fourth Proportional to 158,727.74, 219,054.12 and 104,919.44

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Solution

The fourth proportional to 158,727.74, 219,054.12 and 104,919.44 is: 144,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,727.74 : 219,054.12 = 104,919.44 : x
  2. Step 2: Convert to fraction form
    158,727.74/219,054.12 = 104,919.44/x
  3. Step 3: Cross multiply
    158,727.74x = 219,054.12 × 104,919.44
  4. Step 4: Simplify right side
    158,727.74x = 22,983,035,719.72
  5. Step 5: Solve for x
    x = 22,983,035,719.72/158,727.74
  6. Step 6: Final answer
    x = 144,795.33

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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.