Home / 272,545.21-376,124.78-151,694.24

Finding the Fourth Proportional to 272,545.21, 376,124.78 and 151,694.24

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Solution

The fourth proportional to 272,545.21, 376,124.78 and 151,694.24 is: 209,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,545.21 : 376,124.78 = 151,694.24 : x
  2. Step 2: Convert to fraction form
    272,545.21/376,124.78 = 151,694.24/x
  3. Step 3: Cross multiply
    272,545.21x = 376,124.78 × 151,694.24
  4. Step 4: Simplify right side
    272,545.21x = 57,055,960,008.17
  5. Step 5: Solve for x
    x = 57,055,960,008.17/272,545.21
  6. Step 6: Final answer
    x = 209,344.94

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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.