Home / 272,541.54-376,103.55-151,682.79

Finding the Fourth Proportional to 272,541.54, 376,103.55 and 151,682.79

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Solution

The fourth proportional to 272,541.54, 376,103.55 and 151,682.79 is: 209,320.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,541.54 : 376,103.55 = 151,682.79 : x
  2. Step 2: Convert to fraction form
    272,541.54/376,103.55 = 151,682.79/x
  3. Step 3: Cross multiply
    272,541.54x = 376,103.55 × 151,682.79
  4. Step 4: Simplify right side
    272,541.54x = 57,048,435,792.90
  5. Step 5: Solve for x
    x = 57,048,435,792.90/272,541.54
  6. Step 6: Final answer
    x = 209,320.15

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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.