Home / 77,701.14-116,551.71-51,399.73

Finding the Fourth Proportional to 77,701.14, 116,551.71 and 51,399.73

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Solution

The fourth proportional to 77,701.14, 116,551.71 and 51,399.73 is: 77,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,701.14 : 116,551.71 = 51,399.73 : x
  2. Step 2: Convert to fraction form
    77,701.14/116,551.71 = 51,399.73/x
  3. Step 3: Cross multiply
    77,701.14x = 116,551.71 × 51,399.73
  4. Step 4: Simplify right side
    77,701.14x = 5,990,726,425.04
  5. Step 5: Solve for x
    x = 5,990,726,425.04/77,701.14
  6. Step 6: Final answer
    x = 77,099.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.