Home / 154,965.36-232,448.04-108,309.36

Finding the Fourth Proportional to 154,965.36, 232,448.04 and 108,309.36

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Solution

The fourth proportional to 154,965.36, 232,448.04 and 108,309.36 is: 162,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,965.36 : 232,448.04 = 108,309.36 : x
  2. Step 2: Convert to fraction form
    154,965.36/232,448.04 = 108,309.36/x
  3. Step 3: Cross multiply
    154,965.36x = 232,448.04 × 108,309.36
  4. Step 4: Simplify right side
    154,965.36x = 25,176,298,445.65
  5. Step 5: Solve for x
    x = 25,176,298,445.65/154,965.36
  6. Step 6: Final answer
    x = 162,464.04

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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.