Home / 190,679.25-262,204.25-165,485.01

Finding the Fourth Proportional to 190,679.25, 262,204.25 and 165,485.01

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Solution

The fourth proportional to 190,679.25, 262,204.25 and 165,485.01 is: 227,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,679.25 : 262,204.25 = 165,485.01 : x
  2. Step 2: Convert to fraction form
    190,679.25/262,204.25 = 165,485.01/x
  3. Step 3: Cross multiply
    190,679.25x = 262,204.25 × 165,485.01
  4. Step 4: Simplify right side
    190,679.25x = 43,390,872,105.87
  5. Step 5: Solve for x
    x = 43,390,872,105.87/190,679.25
  6. Step 6: Final answer
    x = 227,559.49

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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.