Home / 68,800.74-94,944.66-38,173.55

Finding the Fourth Proportional to 68,800.74, 94,944.66 and 38,173.55

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Solution

The fourth proportional to 68,800.74, 94,944.66 and 38,173.55 is: 52,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,800.74 : 94,944.66 = 38,173.55 : x
  2. Step 2: Convert to fraction form
    68,800.74/94,944.66 = 38,173.55/x
  3. Step 3: Cross multiply
    68,800.74x = 94,944.66 × 38,173.55
  4. Step 4: Simplify right side
    68,800.74x = 3,624,374,908.96
  5. Step 5: Solve for x
    x = 3,624,374,908.96/68,800.74
  6. Step 6: Final answer
    x = 52,679.30

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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.