Home / 140,725.83-194,201.93-76,195.77

Finding the Fourth Proportional to 140,725.83, 194,201.93 and 76,195.77

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Solution

The fourth proportional to 140,725.83, 194,201.93 and 76,195.77 is: 105,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,725.83 : 194,201.93 = 76,195.77 : x
  2. Step 2: Convert to fraction form
    140,725.83/194,201.93 = 76,195.77/x
  3. Step 3: Cross multiply
    140,725.83x = 194,201.93 × 76,195.77
  4. Step 4: Simplify right side
    140,725.83x = 14,797,365,591.84
  5. Step 5: Solve for x
    x = 14,797,365,591.84/140,725.83
  6. Step 6: Final answer
    x = 105,150.32

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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.