Home / 277,021.26-382,292.73-156,162.60

Finding the Fourth Proportional to 277,021.26, 382,292.73 and 156,162.60

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Solution

The fourth proportional to 277,021.26, 382,292.73 and 156,162.60 is: 215,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,021.26 : 382,292.73 = 156,162.60 : x
  2. Step 2: Convert to fraction form
    277,021.26/382,292.73 = 156,162.60/x
  3. Step 3: Cross multiply
    277,021.26x = 382,292.73 × 156,162.60
  4. Step 4: Simplify right side
    277,021.26x = 59,699,826,677.90
  5. Step 5: Solve for x
    x = 59,699,826,677.90/277,021.26
  6. Step 6: Final answer
    x = 215,506.30

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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.