Home / 53,300.08-79,961.46-15,861.88

Finding the Fourth Proportional to 53,300.08, 79,961.46 and 15,861.88

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Solution

The fourth proportional to 53,300.08, 79,961.46 and 15,861.88 is: 23,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300.08 : 79,961.46 = 15,861.88 : x
  2. Step 2: Convert to fraction form
    53,300.08/79,961.46 = 15,861.88/x
  3. Step 3: Cross multiply
    53,300.08x = 79,961.46 × 15,861.88
  4. Step 4: Simplify right side
    53,300.08x = 1,268,339,083.14
  5. Step 5: Solve for x
    x = 1,268,339,083.14/53,300.08
  6. Step 6: Final answer
    x = 23,796.19

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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.