Home / 277,214.39-382,555.34-156,355.31

Finding the Fourth Proportional to 277,214.39, 382,555.34 and 156,355.31

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Solution

The fourth proportional to 277,214.39, 382,555.34 and 156,355.31 is: 215,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,214.39 : 382,555.34 = 156,355.31 : x
  2. Step 2: Convert to fraction form
    277,214.39/382,555.34 = 156,355.31/x
  3. Step 3: Cross multiply
    277,214.39x = 382,555.34 × 156,355.31
  4. Step 4: Simplify right side
    277,214.39x = 59,814,557,996.08
  5. Step 5: Solve for x
    x = 59,814,557,996.08/277,214.39
  6. Step 6: Final answer
    x = 215,770.03

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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.