Home / 84,665.86-116,842.68-48,370.48

Finding the Fourth Proportional to 84,665.86, 116,842.68 and 48,370.48

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Solution

The fourth proportional to 84,665.86, 116,842.68 and 48,370.48 is: 66,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,665.86 : 116,842.68 = 48,370.48 : x
  2. Step 2: Convert to fraction form
    84,665.86/116,842.68 = 48,370.48/x
  3. Step 3: Cross multiply
    84,665.86x = 116,842.68 × 48,370.48
  4. Step 4: Simplify right side
    84,665.86x = 5,651,736,516.09
  5. Step 5: Solve for x
    x = 5,651,736,516.09/84,665.86
  6. Step 6: Final answer
    x = 66,753.43

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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.