Home / 170,845.20-256,267.80-151,162.20

Finding the Fourth Proportional to 170,845.20, 256,267.80 and 151,162.20

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Solution

The fourth proportional to 170,845.20, 256,267.80 and 151,162.20 is: 226,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,845.20 : 256,267.80 = 151,162.20 : x
  2. Step 2: Convert to fraction form
    170,845.20/256,267.80 = 151,162.20/x
  3. Step 3: Cross multiply
    170,845.20x = 256,267.80 × 151,162.20
  4. Step 4: Simplify right side
    170,845.20x = 38,738,004,437.16
  5. Step 5: Solve for x
    x = 38,738,004,437.16/170,845.20
  6. Step 6: Final answer
    x = 226,743.30

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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.