Home / 277,069.44-382,332.78-156,240.53

Finding the Fourth Proportional to 277,069.44, 382,332.78 and 156,240.53

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Solution

The fourth proportional to 277,069.44, 382,332.78 and 156,240.53 is: 215,598.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,069.44 : 382,332.78 = 156,240.53 : x
  2. Step 2: Convert to fraction form
    277,069.44/382,332.78 = 156,240.53/x
  3. Step 3: Cross multiply
    277,069.44x = 382,332.78 × 156,240.53
  4. Step 4: Simplify right side
    277,069.44x = 59,735,876,183.57
  5. Step 5: Solve for x
    x = 59,735,876,183.57/277,069.44
  6. Step 6: Final answer
    x = 215,598.93

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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.