Home / 190,026.36-262,241.82-105,151.32

Finding the Fourth Proportional to 190,026.36, 262,241.82 and 105,151.32

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Solution

The fourth proportional to 190,026.36, 262,241.82 and 105,151.32 is: 145,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,026.36 : 262,241.82 = 105,151.32 : x
  2. Step 2: Convert to fraction form
    190,026.36/262,241.82 = 105,151.32/x
  3. Step 3: Cross multiply
    190,026.36x = 262,241.82 × 105,151.32
  4. Step 4: Simplify right side
    190,026.36x = 27,575,073,532.20
  5. Step 5: Solve for x
    x = 27,575,073,532.20/190,026.36
  6. Step 6: Final answer
    x = 145,111.83

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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.