Home / 55,812.76-83,719.79-16,370.66

Finding the Fourth Proportional to 55,812.76, 83,719.79 and 16,370.66

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Solution

The fourth proportional to 55,812.76, 83,719.79 and 16,370.66 is: 24,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,812.76 : 83,719.79 = 16,370.66 : x
  2. Step 2: Convert to fraction form
    55,812.76/83,719.79 = 16,370.66/x
  3. Step 3: Cross multiply
    55,812.76x = 83,719.79 × 16,370.66
  4. Step 4: Simplify right side
    55,812.76x = 1,370,548,217.36
  5. Step 5: Solve for x
    x = 1,370,548,217.36/55,812.76
  6. Step 6: Final answer
    x = 24,556.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.