Home / 53,806.56-74,245.74-29,930.16

Finding the Fourth Proportional to 53,806.56, 74,245.74 and 29,930.16

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Solution

The fourth proportional to 53,806.56, 74,245.74 and 29,930.16 is: 41,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,806.56 : 74,245.74 = 29,930.16 : x
  2. Step 2: Convert to fraction form
    53,806.56/74,245.74 = 29,930.16/x
  3. Step 3: Cross multiply
    53,806.56x = 74,245.74 × 29,930.16
  4. Step 4: Simplify right side
    53,806.56x = 2,222,186,877.52
  5. Step 5: Solve for x
    x = 2,222,186,877.52/53,806.56
  6. Step 6: Final answer
    x = 41,299.55

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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.