Home / 277,865.80-383,455.18-150,541.39

Finding the Fourth Proportional to 277,865.80, 383,455.18 and 150,541.39

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Solution

The fourth proportional to 277,865.80, 383,455.18 and 150,541.39 is: 207,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,865.80 : 383,455.18 = 150,541.39 : x
  2. Step 2: Convert to fraction form
    277,865.80/383,455.18 = 150,541.39/x
  3. Step 3: Cross multiply
    277,865.80x = 383,455.18 × 150,541.39
  4. Step 4: Simplify right side
    277,865.80x = 57,725,875,799.90
  5. Step 5: Solve for x
    x = 57,725,875,799.90/277,865.80
  6. Step 6: Final answer
    x = 207,747.32

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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.