Home / 68,905.28-95,089.34-40,244.48

Finding the Fourth Proportional to 68,905.28, 95,089.34 and 40,244.48

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Solution

The fourth proportional to 68,905.28, 95,089.34 and 40,244.48 is: 55,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,905.28 : 95,089.34 = 40,244.48 : x
  2. Step 2: Convert to fraction form
    68,905.28/95,089.34 = 40,244.48/x
  3. Step 3: Cross multiply
    68,905.28x = 95,089.34 × 40,244.48
  4. Step 4: Simplify right side
    68,905.28x = 3,826,821,041.84
  5. Step 5: Solve for x
    x = 3,826,821,041.84/68,905.28
  6. Step 6: Final answer
    x = 55,537.41

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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.