Home / 277,512.12-416,345.94-111,416.76

Finding the Fourth Proportional to 277,512.12, 416,345.94 and 111,416.76

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Solution

The fourth proportional to 277,512.12, 416,345.94 and 111,416.76 is: 167,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,512.12 : 416,345.94 = 111,416.76 : x
  2. Step 2: Convert to fraction form
    277,512.12/416,345.94 = 111,416.76/x
  3. Step 3: Cross multiply
    277,512.12x = 416,345.94 × 111,416.76
  4. Step 4: Simplify right side
    277,512.12x = 46,387,915,673.95
  5. Step 5: Solve for x
    x = 46,387,915,673.95/277,512.12
  6. Step 6: Final answer
    x = 167,156.36

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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.