Home / 118,520.37-163,573.53-67,551.33

Finding the Fourth Proportional to 118,520.37, 163,573.53 and 67,551.33

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Solution

The fourth proportional to 118,520.37, 163,573.53 and 67,551.33 is: 93,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,520.37 : 163,573.53 = 67,551.33 : x
  2. Step 2: Convert to fraction form
    118,520.37/163,573.53 = 67,551.33/x
  3. Step 3: Cross multiply
    118,520.37x = 163,573.53 × 67,551.33
  4. Step 4: Simplify right side
    118,520.37x = 11,049,609,504.29
  5. Step 5: Solve for x
    x = 11,049,609,504.29/118,520.37
  6. Step 6: Final answer
    x = 93,229.62

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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.