Home / 277,183.67-382,526.48-156,322.45

Finding the Fourth Proportional to 277,183.67, 382,526.48 and 156,322.45

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Solution

The fourth proportional to 277,183.67, 382,526.48 and 156,322.45 is: 215,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,183.67 : 382,526.48 = 156,322.45 : x
  2. Step 2: Convert to fraction form
    277,183.67/382,526.48 = 156,322.45/x
  3. Step 3: Cross multiply
    277,183.67x = 382,526.48 × 156,322.45
  4. Step 4: Simplify right side
    277,183.67x = 59,797,474,805.55
  5. Step 5: Solve for x
    x = 59,797,474,805.55/277,183.67
  6. Step 6: Final answer
    x = 215,732.32

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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.