Home / 55,686.92-76,846.58-30,191.88

Finding the Fourth Proportional to 55,686.92, 76,846.58 and 30,191.88

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Solution

The fourth proportional to 55,686.92, 76,846.58 and 30,191.88 is: 41,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,686.92 : 76,846.58 = 30,191.88 : x
  2. Step 2: Convert to fraction form
    55,686.92/76,846.58 = 30,191.88/x
  3. Step 3: Cross multiply
    55,686.92x = 76,846.58 × 30,191.88
  4. Step 4: Simplify right side
    55,686.92x = 2,320,142,721.77
  5. Step 5: Solve for x
    x = 2,320,142,721.77/55,686.92
  6. Step 6: Final answer
    x = 41,664.05

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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.