Home / 272,581.42-376,174.72-151,730.41

Finding the Fourth Proportional to 272,581.42, 376,174.72 and 151,730.41

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Solution

The fourth proportional to 272,581.42, 376,174.72 and 151,730.41 is: 209,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,581.42 : 376,174.72 = 151,730.41 : x
  2. Step 2: Convert to fraction form
    272,581.42/376,174.72 = 151,730.41/x
  3. Step 3: Cross multiply
    272,581.42x = 376,174.72 × 151,730.41
  4. Step 4: Simplify right side
    272,581.42x = 57,077,144,497.24
  5. Step 5: Solve for x
    x = 57,077,144,497.24/272,581.42
  6. Step 6: Final answer
    x = 209,394.85

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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.