Home / 81,544.70-112,535.47-50,935.92

Finding the Fourth Proportional to 81,544.70, 112,535.47 and 50,935.92

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Solution

The fourth proportional to 81,544.70, 112,535.47 and 50,935.92 is: 70,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,544.70 : 112,535.47 = 50,935.92 : x
  2. Step 2: Convert to fraction form
    81,544.70/112,535.47 = 50,935.92/x
  3. Step 3: Cross multiply
    81,544.70x = 112,535.47 × 50,935.92
  4. Step 4: Simplify right side
    81,544.70x = 5,732,097,147.73
  5. Step 5: Solve for x
    x = 5,732,097,147.73/81,544.70
  6. Step 6: Final answer
    x = 70,293.93

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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.