Home / 277,578.29-383,058.22-156,719.81

Finding the Fourth Proportional to 277,578.29, 383,058.22 and 156,719.81

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Solution

The fourth proportional to 277,578.29, 383,058.22 and 156,719.81 is: 216,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,578.29 : 383,058.22 = 156,719.81 : x
  2. Step 2: Convert to fraction form
    277,578.29/383,058.22 = 156,719.81/x
  3. Step 3: Cross multiply
    277,578.29x = 383,058.22 × 156,719.81
  4. Step 4: Simplify right side
    277,578.29x = 60,032,812,023.18
  5. Step 5: Solve for x
    x = 60,032,812,023.18/277,578.29
  6. Step 6: Final answer
    x = 216,273.44

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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.