Home / 104,968.56-144,908.33-72,727.63

Finding the Fourth Proportional to 104,968.56, 144,908.33 and 72,727.63

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Solution

The fourth proportional to 104,968.56, 144,908.33 and 72,727.63 is: 100,399.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,968.56 : 144,908.33 = 72,727.63 : x
  2. Step 2: Convert to fraction form
    104,968.56/144,908.33 = 72,727.63/x
  3. Step 3: Cross multiply
    104,968.56x = 144,908.33 × 72,727.63
  4. Step 4: Simplify right side
    104,968.56x = 10,538,839,408.16
  5. Step 5: Solve for x
    x = 10,538,839,408.16/104,968.56
  6. Step 6: Final answer
    x = 100,399.96

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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.