Home / 80,446.85-111,032.82-46,460.87

Finding the Fourth Proportional to 80,446.85, 111,032.82 and 46,460.87

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Solution

The fourth proportional to 80,446.85, 111,032.82 and 46,460.87 is: 64,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,446.85 : 111,032.82 = 46,460.87 : x
  2. Step 2: Convert to fraction form
    80,446.85/111,032.82 = 46,460.87/x
  3. Step 3: Cross multiply
    80,446.85x = 111,032.82 × 46,460.87
  4. Step 4: Simplify right side
    80,446.85x = 5,158,680,628.28
  5. Step 5: Solve for x
    x = 5,158,680,628.28/80,446.85
  6. Step 6: Final answer
    x = 64,125.33

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1.5x scale

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.