Home / 70,546.14-97,355.52-40,336.38

Finding the Fourth Proportional to 70,546.14, 97,355.52 and 40,336.38

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Solution

The fourth proportional to 70,546.14, 97,355.52 and 40,336.38 is: 55,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546.14 : 97,355.52 = 40,336.38 : x
  2. Step 2: Convert to fraction form
    70,546.14/97,355.52 = 40,336.38/x
  3. Step 3: Cross multiply
    70,546.14x = 97,355.52 × 40,336.38
  4. Step 4: Simplify right side
    70,546.14x = 3,926,969,249.82
  5. Step 5: Solve for x
    x = 3,926,969,249.82/70,546.14
  6. Step 6: Final answer
    x = 55,665.26

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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.