Home / 543,921.10-816,029.27-164,826.52

Finding the Fourth Proportional to 543,921.10, 816,029.27 and 164,826.52

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Solution

The fourth proportional to 543,921.10, 816,029.27 and 164,826.52 is: 247,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,921.10 : 816,029.27 = 164,826.52 : x
  2. Step 2: Convert to fraction form
    543,921.10/816,029.27 = 164,826.52/x
  3. Step 3: Cross multiply
    543,921.10x = 816,029.27 × 164,826.52
  4. Step 4: Simplify right side
    543,921.10x = 134,503,264,792.24
  5. Step 5: Solve for x
    x = 134,503,264,792.24/543,921.10
  6. Step 6: Final answer
    x = 247,284.51

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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.