Home / 190,238.13-261,750.80-164,662.98

Finding the Fourth Proportional to 190,238.13, 261,750.80 and 164,662.98

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Solution

The fourth proportional to 190,238.13, 261,750.80 and 164,662.98 is: 226,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,238.13 : 261,750.80 = 164,662.98 : x
  2. Step 2: Convert to fraction form
    190,238.13/261,750.80 = 164,662.98/x
  3. Step 3: Cross multiply
    190,238.13x = 261,750.80 × 164,662.98
  4. Step 4: Simplify right side
    190,238.13x = 43,100,665,922.07
  5. Step 5: Solve for x
    x = 43,100,665,922.07/190,238.13
  6. Step 6: Final answer
    x = 226,561.66

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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.