Home / 277,569.06-383,043.78-156,709.23

Finding the Fourth Proportional to 277,569.06, 383,043.78 and 156,709.23

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Solution

The fourth proportional to 277,569.06, 383,043.78 and 156,709.23 is: 216,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,569.06 : 383,043.78 = 156,709.23 : x
  2. Step 2: Convert to fraction form
    277,569.06/383,043.78 = 156,709.23/x
  3. Step 3: Cross multiply
    277,569.06x = 383,043.78 × 156,709.23
  4. Step 4: Simplify right side
    277,569.06x = 60,026,495,820.09
  5. Step 5: Solve for x
    x = 60,026,495,820.09/277,569.06
  6. Step 6: Final answer
    x = 216,257.88

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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.