Home / 461,163.36-691,621.20-176,792.16

Finding the Fourth Proportional to 461,163.36, 691,621.20 and 176,792.16

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Solution

The fourth proportional to 461,163.36, 691,621.20 and 176,792.16 is: 265,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,163.36 : 691,621.20 = 176,792.16 : x
  2. Step 2: Convert to fraction form
    461,163.36/691,621.20 = 176,792.16/x
  3. Step 3: Cross multiply
    461,163.36x = 691,621.20 × 176,792.16
  4. Step 4: Simplify right side
    461,163.36x = 122,273,205,849.79
  5. Step 5: Solve for x
    x = 122,273,205,849.79/461,163.36
  6. Step 6: Final answer
    x = 265,140.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.