Home / 80,609.43-111,232.14-46,612.76

Finding the Fourth Proportional to 80,609.43, 111,232.14 and 46,612.76

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Solution

The fourth proportional to 80,609.43, 111,232.14 and 46,612.76 is: 64,320.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,609.43 : 111,232.14 = 46,612.76 : x
  2. Step 2: Convert to fraction form
    80,609.43/111,232.14 = 46,612.76/x
  3. Step 3: Cross multiply
    80,609.43x = 111,232.14 × 46,612.76
  4. Step 4: Simplify right side
    80,609.43x = 5,184,836,489.95
  5. Step 5: Solve for x
    x = 5,184,836,489.95/80,609.43
  6. Step 6: Final answer
    x = 64,320.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.