Home / 43,806.64-60,436.92-30,389.80

Finding the Fourth Proportional to 43,806.64, 60,436.92 and 30,389.80

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Solution

The fourth proportional to 43,806.64, 60,436.92 and 30,389.80 is: 41,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,806.64 : 60,436.92 = 30,389.80 : x
  2. Step 2: Convert to fraction form
    43,806.64/60,436.92 = 30,389.80/x
  3. Step 3: Cross multiply
    43,806.64x = 60,436.92 × 30,389.80
  4. Step 4: Simplify right side
    43,806.64x = 1,836,665,911.42
  5. Step 5: Solve for x
    x = 1,836,665,911.42/43,806.64
  6. Step 6: Final answer
    x = 41,926.66

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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.