Home / 264,160.12-396,338.82-106,433.32

Finding the Fourth Proportional to 264,160.12, 396,338.82 and 106,433.32

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Solution

The fourth proportional to 264,160.12, 396,338.82 and 106,433.32 is: 159,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,160.12 : 396,338.82 = 106,433.32 : x
  2. Step 2: Convert to fraction form
    264,160.12/396,338.82 = 106,433.32/x
  3. Step 3: Cross multiply
    264,160.12x = 396,338.82 × 106,433.32
  4. Step 4: Simplify right side
    264,160.12x = 42,183,656,457.48
  5. Step 5: Solve for x
    x = 42,183,656,457.48/264,160.12
  6. Step 6: Final answer
    x = 159,689.72

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1.5x scale

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.