Home / 130,078.80-194,999.88-50,065.73

Finding the Fourth Proportional to 130,078.80, 194,999.88 and 50,065.73

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Solution

The fourth proportional to 130,078.80, 194,999.88 and 50,065.73 is: 75,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,078.80 : 194,999.88 = 50,065.73 : x
  2. Step 2: Convert to fraction form
    130,078.80/194,999.88 = 50,065.73/x
  3. Step 3: Cross multiply
    130,078.80x = 194,999.88 × 50,065.73
  4. Step 4: Simplify right side
    130,078.80x = 9,762,810,367.11
  5. Step 5: Solve for x
    x = 9,762,810,367.11/130,078.80
  6. Step 6: Final answer
    x = 75,053.05

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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.