Home / 55,604-76,733.76-30,453.92

Finding the Fourth Proportional to 55,604, 76,733.76 and 30,453.92

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Solution

The fourth proportional to 55,604, 76,733.76 and 30,453.92 is: 42,026.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604 : 76,733.76 = 30,453.92 : x
  2. Step 2: Convert to fraction form
    55,604/76,733.76 = 30,453.92/x
  3. Step 3: Cross multiply
    55,604x = 76,733.76 × 30,453.92
  4. Step 4: Simplify right side
    55,604x = 2,336,843,788.34
  5. Step 5: Solve for x
    x = 2,336,843,788.34/55,604
  6. Step 6: Final answer
    x = 42,026.54

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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.