Home / 46,189.09-68,920.88-43,367.86

Finding the Fourth Proportional to 46,189.09, 68,920.88 and 43,367.86

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Solution

The fourth proportional to 46,189.09, 68,920.88 and 43,367.86 is: 64,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,189.09 : 68,920.88 = 43,367.86 : x
  2. Step 2: Convert to fraction form
    46,189.09/68,920.88 = 43,367.86/x
  3. Step 3: Cross multiply
    46,189.09x = 68,920.88 × 43,367.86
  4. Step 4: Simplify right side
    46,189.09x = 2,988,951,074.92
  5. Step 5: Solve for x
    x = 2,988,951,074.92/46,189.09
  6. Step 6: Final answer
    x = 64,711.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.