Home / 190,596.88-262,808.16-121,594.24

Finding the Fourth Proportional to 190,596.88, 262,808.16 and 121,594.24

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Solution

The fourth proportional to 190,596.88, 262,808.16 and 121,594.24 is: 167,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,596.88 : 262,808.16 = 121,594.24 : x
  2. Step 2: Convert to fraction form
    190,596.88/262,808.16 = 121,594.24/x
  3. Step 3: Cross multiply
    190,596.88x = 262,808.16 × 121,594.24
  4. Step 4: Simplify right side
    190,596.88x = 31,955,958,481.00
  5. Step 5: Solve for x
    x = 31,955,958,481.00/190,596.88
  6. Step 6: Final answer
    x = 167,662.55

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1.5x scale

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.