Home / 83,246.12-114,847.54-51,359.72

Finding the Fourth Proportional to 83,246.12, 114,847.54 and 51,359.72

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Solution

The fourth proportional to 83,246.12, 114,847.54 and 51,359.72 is: 70,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,246.12 : 114,847.54 = 51,359.72 : x
  2. Step 2: Convert to fraction form
    83,246.12/114,847.54 = 51,359.72/x
  3. Step 3: Cross multiply
    83,246.12x = 114,847.54 × 51,359.72
  4. Step 4: Simplify right side
    83,246.12x = 5,898,537,497.09
  5. Step 5: Solve for x
    x = 5,898,537,497.09/83,246.12
  6. Step 6: Final answer
    x = 70,856.61

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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.