Home / 68,493.96-94,522.32-40,200.12

Finding the Fourth Proportional to 68,493.96, 94,522.32 and 40,200.12

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Solution

The fourth proportional to 68,493.96, 94,522.32 and 40,200.12 is: 55,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,493.96 : 94,522.32 = 40,200.12 : x
  2. Step 2: Convert to fraction form
    68,493.96/94,522.32 = 40,200.12/x
  3. Step 3: Cross multiply
    68,493.96x = 94,522.32 × 40,200.12
  4. Step 4: Simplify right side
    68,493.96x = 3,799,808,606.68
  5. Step 5: Solve for x
    x = 3,799,808,606.68/68,493.96
  6. Step 6: Final answer
    x = 55,476.55

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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.