Home / 158,727.65-219,053.99-104,919.35

Finding the Fourth Proportional to 158,727.65, 219,053.99 and 104,919.35

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Solution

The fourth proportional to 158,727.65, 219,053.99 and 104,919.35 is: 144,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,727.65 : 219,053.99 = 104,919.35 : x
  2. Step 2: Convert to fraction form
    158,727.65/219,053.99 = 104,919.35/x
  3. Step 3: Cross multiply
    158,727.65x = 219,053.99 × 104,919.35
  4. Step 4: Simplify right side
    158,727.65x = 22,983,001,412.73
  5. Step 5: Solve for x
    x = 22,983,001,412.73/158,727.65
  6. Step 6: Final answer
    x = 144,795.20

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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.