Home / 77,926.55-107,533.23-43,936.25

Finding the Fourth Proportional to 77,926.55, 107,533.23 and 43,936.25

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Solution

The fourth proportional to 77,926.55, 107,533.23 and 43,936.25 is: 60,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,926.55 : 107,533.23 = 43,936.25 : x
  2. Step 2: Convert to fraction form
    77,926.55/107,533.23 = 43,936.25/x
  3. Step 3: Cross multiply
    77,926.55x = 107,533.23 × 43,936.25
  4. Step 4: Simplify right side
    77,926.55x = 4,724,606,338.92
  5. Step 5: Solve for x
    x = 4,724,606,338.92/77,926.55
  6. Step 6: Final answer
    x = 60,628.97

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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.