Home / 272,401.87-376,099.77-170,468.54

Finding the Fourth Proportional to 272,401.87, 376,099.77 and 170,468.54

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Solution

The fourth proportional to 272,401.87, 376,099.77 and 170,468.54 is: 235,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,401.87 : 376,099.77 = 170,468.54 : x
  2. Step 2: Convert to fraction form
    272,401.87/376,099.77 = 170,468.54/x
  3. Step 3: Cross multiply
    272,401.87x = 376,099.77 × 170,468.54
  4. Step 4: Simplify right side
    272,401.87x = 64,113,178,686.24
  5. Step 5: Solve for x
    x = 64,113,178,686.24/272,401.87
  6. Step 6: Final answer
    x = 235,362.48

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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.