Home / 269,590.12-404,100.60-101,000.32

Finding the Fourth Proportional to 269,590.12, 404,100.60 and 101,000.32

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Solution

The fourth proportional to 269,590.12, 404,100.60 and 101,000.32 is: 151,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,590.12 : 404,100.60 = 101,000.32 : x
  2. Step 2: Convert to fraction form
    269,590.12/404,100.60 = 101,000.32/x
  3. Step 3: Cross multiply
    269,590.12x = 404,100.60 × 101,000.32
  4. Step 4: Simplify right side
    269,590.12x = 40,814,289,912.19
  5. Step 5: Solve for x
    x = 40,814,289,912.19/269,590.12
  6. Step 6: Final answer
    x = 151,393.86

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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.