Home / 168,025.20-252,037.80-151,112.40

Finding the Fourth Proportional to 168,025.20, 252,037.80 and 151,112.40

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Solution

The fourth proportional to 168,025.20, 252,037.80 and 151,112.40 is: 226,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,025.20 : 252,037.80 = 151,112.40 : x
  2. Step 2: Convert to fraction form
    168,025.20/252,037.80 = 151,112.40/x
  3. Step 3: Cross multiply
    168,025.20x = 252,037.80 × 151,112.40
  4. Step 4: Simplify right side
    168,025.20x = 38,086,036,848.72
  5. Step 5: Solve for x
    x = 38,086,036,848.72/168,025.20
  6. Step 6: Final answer
    x = 226,668.60

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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.