Home / 55,793.34-76,995.99-30,642.66

Finding the Fourth Proportional to 55,793.34, 76,995.99 and 30,642.66

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Solution

The fourth proportional to 55,793.34, 76,995.99 and 30,642.66 is: 42,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793.34 : 76,995.99 = 30,642.66 : x
  2. Step 2: Convert to fraction form
    55,793.34/76,995.99 = 30,642.66/x
  3. Step 3: Cross multiply
    55,793.34x = 76,995.99 × 30,642.66
  4. Step 4: Simplify right side
    55,793.34x = 2,359,361,942.93
  5. Step 5: Solve for x
    x = 2,359,361,942.93/55,793.34
  6. Step 6: Final answer
    x = 42,287.52

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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.