Home / 163,405.32-225,464.36-95,391.43

Finding the Fourth Proportional to 163,405.32, 225,464.36 and 95,391.43

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Solution

The fourth proportional to 163,405.32, 225,464.36 and 95,391.43 is: 131,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,405.32 : 225,464.36 = 95,391.43 : x
  2. Step 2: Convert to fraction form
    163,405.32/225,464.36 = 95,391.43/x
  3. Step 3: Cross multiply
    163,405.32x = 225,464.36 × 95,391.43
  4. Step 4: Simplify right side
    163,405.32x = 21,507,366,966.51
  5. Step 5: Solve for x
    x = 21,507,366,966.51/163,405.32
  6. Step 6: Final answer
    x = 131,619.75

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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.