Home / 55,469.76-76,539.42-31,596.92

Finding the Fourth Proportional to 55,469.76, 76,539.42 and 31,596.92

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Solution

The fourth proportional to 55,469.76, 76,539.42 and 31,596.92 is: 43,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,469.76 : 76,539.42 = 31,596.92 : x
  2. Step 2: Convert to fraction form
    55,469.76/76,539.42 = 31,596.92/x
  3. Step 3: Cross multiply
    55,469.76x = 76,539.42 × 31,596.92
  4. Step 4: Simplify right side
    55,469.76x = 2,418,409,930.59
  5. Step 5: Solve for x
    x = 2,418,409,930.59/55,469.76
  6. Step 6: Final answer
    x = 43,598.71

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1.5x scale

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.