Home / 190,727.97-262,604.48-161,985.93

Finding the Fourth Proportional to 190,727.97, 262,604.48 and 161,985.93

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Solution

The fourth proportional to 190,727.97, 262,604.48 and 161,985.93 is: 223,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,727.97 : 262,604.48 = 161,985.93 : x
  2. Step 2: Convert to fraction form
    190,727.97/262,604.48 = 161,985.93/x
  3. Step 3: Cross multiply
    190,727.97x = 262,604.48 × 161,985.93
  4. Step 4: Simplify right side
    190,727.97x = 42,538,230,105.04
  5. Step 5: Solve for x
    x = 42,538,230,105.04/190,727.97
  6. Step 6: Final answer
    x = 223,030.90

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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.