Home / 168,359.12-252,584.81-84,017.46

Finding the Fourth Proportional to 168,359.12, 252,584.81 and 84,017.46

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Solution

The fourth proportional to 168,359.12, 252,584.81 and 84,017.46 is: 126,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,359.12 : 252,584.81 = 84,017.46 : x
  2. Step 2: Convert to fraction form
    168,359.12/252,584.81 = 84,017.46/x
  3. Step 3: Cross multiply
    168,359.12x = 252,584.81 × 84,017.46
  4. Step 4: Simplify right side
    168,359.12x = 21,221,533,750.70
  5. Step 5: Solve for x
    x = 21,221,533,750.70/168,359.12
  6. Step 6: Final answer
    x = 126,049.21

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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.