Home / 277,540.91-383,015.73-170,090.18

Finding the Fourth Proportional to 277,540.91, 383,015.73 and 170,090.18

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Solution

The fourth proportional to 277,540.91, 383,015.73 and 170,090.18 is: 234,730.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,540.91 : 383,015.73 = 170,090.18 : x
  2. Step 2: Convert to fraction form
    277,540.91/383,015.73 = 170,090.18/x
  3. Step 3: Cross multiply
    277,540.91x = 383,015.73 × 170,090.18
  4. Step 4: Simplify right side
    277,540.91x = 65,147,211,693.00
  5. Step 5: Solve for x
    x = 65,147,211,693.00/277,540.91
  6. Step 6: Final answer
    x = 234,730.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.