Home / 277,425.12-416,215.44-111,329.76

Finding the Fourth Proportional to 277,425.12, 416,215.44 and 111,329.76

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Solution

The fourth proportional to 277,425.12, 416,215.44 and 111,329.76 is: 167,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,425.12 : 416,215.44 = 111,329.76 : x
  2. Step 2: Convert to fraction form
    277,425.12/416,215.44 = 111,329.76/x
  3. Step 3: Cross multiply
    277,425.12x = 416,215.44 × 111,329.76
  4. Step 4: Simplify right side
    277,425.12x = 46,337,165,043.49
  5. Step 5: Solve for x
    x = 46,337,165,043.49/277,425.12
  6. Step 6: Final answer
    x = 167,025.84

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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.