Home / 272,578.54-376,158.41-151,717.23

Finding the Fourth Proportional to 272,578.54, 376,158.41 and 151,717.23

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Solution

The fourth proportional to 272,578.54, 376,158.41 and 151,717.23 is: 209,369.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,578.54 : 376,158.41 = 151,717.23 : x
  2. Step 2: Convert to fraction form
    272,578.54/376,158.41 = 151,717.23/x
  3. Step 3: Cross multiply
    272,578.54x = 376,158.41 × 151,717.23
  4. Step 4: Simplify right side
    272,578.54x = 57,069,712,658.41
  5. Step 5: Solve for x
    x = 57,069,712,658.41/272,578.54
  6. Step 6: Final answer
    x = 209,369.79

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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.