Home / 190,469.36-262,874.49-117,895.53

Finding the Fourth Proportional to 190,469.36, 262,874.49 and 117,895.53

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Solution

The fourth proportional to 190,469.36, 262,874.49 and 117,895.53 is: 162,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,469.36 : 262,874.49 = 117,895.53 : x
  2. Step 2: Convert to fraction form
    190,469.36/262,874.49 = 117,895.53/x
  3. Step 3: Cross multiply
    190,469.36x = 262,874.49 × 117,895.53
  4. Step 4: Simplify right side
    190,469.36x = 30,991,727,322.03
  5. Step 5: Solve for x
    x = 30,991,727,322.03/190,469.36
  6. Step 6: Final answer
    x = 162,712.40

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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.