Home / 53,126.69-79,739.24-26,849.88

Finding the Fourth Proportional to 53,126.69, 79,739.24 and 26,849.88

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Solution

The fourth proportional to 53,126.69, 79,739.24 and 26,849.88 is: 40,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,126.69 : 79,739.24 = 26,849.88 : x
  2. Step 2: Convert to fraction form
    53,126.69/79,739.24 = 26,849.88/x
  3. Step 3: Cross multiply
    53,126.69x = 79,739.24 × 26,849.88
  4. Step 4: Simplify right side
    53,126.69x = 2,140,988,891.04
  5. Step 5: Solve for x
    x = 2,140,988,891.04/53,126.69
  6. Step 6: Final answer
    x = 40,299.69

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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.