Home / 237,015.50-355,357.25-87,236.37

Finding the Fourth Proportional to 237,015.50, 355,357.25 and 87,236.37

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Solution

The fourth proportional to 237,015.50, 355,357.25 and 87,236.37 is: 130,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,015.50 : 355,357.25 = 87,236.37 : x
  2. Step 2: Convert to fraction form
    237,015.50/355,357.25 = 87,236.37/x
  3. Step 3: Cross multiply
    237,015.50x = 355,357.25 × 87,236.37
  4. Step 4: Simplify right side
    237,015.50x = 31,000,076,107.00
  5. Step 5: Solve for x
    x = 31,000,076,107.00/237,015.50
  6. Step 6: Final answer
    x = 130,793.46

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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.