Home / 55,821.51-84,104.60-50,490.86

Finding the Fourth Proportional to 55,821.51, 84,104.60 and 50,490.86

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Solution

The fourth proportional to 55,821.51, 84,104.60 and 50,490.86 is: 76,073.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.51 : 84,104.60 = 50,490.86 : x
  2. Step 2: Convert to fraction form
    55,821.51/84,104.60 = 50,490.86/x
  3. Step 3: Cross multiply
    55,821.51x = 84,104.60 × 50,490.86
  4. Step 4: Simplify right side
    55,821.51x = 4,246,512,910.98
  5. Step 5: Solve for x
    x = 4,246,512,910.98/55,821.51
  6. Step 6: Final answer
    x = 76,073.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.