Home / 154,625.33-213,485.74-118,751.24

Finding the Fourth Proportional to 154,625.33, 213,485.74 and 118,751.24

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Solution

The fourth proportional to 154,625.33, 213,485.74 and 118,751.24 is: 163,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,625.33 : 213,485.74 = 118,751.24 : x
  2. Step 2: Convert to fraction form
    154,625.33/213,485.74 = 118,751.24/x
  3. Step 3: Cross multiply
    154,625.33x = 213,485.74 × 118,751.24
  4. Step 4: Simplify right side
    154,625.33x = 25,351,694,983.01
  5. Step 5: Solve for x
    x = 25,351,694,983.01/154,625.33
  6. Step 6: Final answer
    x = 163,955.65

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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.