Home / 118,724.94-163,825.21-67,734.73

Finding the Fourth Proportional to 118,724.94, 163,825.21 and 67,734.73

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Solution

The fourth proportional to 118,724.94, 163,825.21 and 67,734.73 is: 93,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,724.94 : 163,825.21 = 67,734.73 : x
  2. Step 2: Convert to fraction form
    118,724.94/163,825.21 = 67,734.73/x
  3. Step 3: Cross multiply
    118,724.94x = 163,825.21 × 67,734.73
  4. Step 4: Simplify right side
    118,724.94x = 11,096,656,465.49
  5. Step 5: Solve for x
    x = 11,096,656,465.49/118,724.94
  6. Step 6: Final answer
    x = 93,465.25

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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.