Home / 199,863.54-275,778.95-118,180.44

Finding the Fourth Proportional to 199,863.54, 275,778.95 and 118,180.44

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Solution

The fourth proportional to 199,863.54, 275,778.95 and 118,180.44 is: 163,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,863.54 : 275,778.95 = 118,180.44 : x
  2. Step 2: Convert to fraction form
    199,863.54/275,778.95 = 118,180.44/x
  3. Step 3: Cross multiply
    199,863.54x = 275,778.95 × 118,180.44
  4. Step 4: Simplify right side
    199,863.54x = 32,591,677,062.84
  5. Step 5: Solve for x
    x = 32,591,677,062.84/199,863.54
  6. Step 6: Final answer
    x = 163,069.65

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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.