Home / 79,530.07-119,291.98-26,939.55

Finding the Fourth Proportional to 79,530.07, 119,291.98 and 26,939.55

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Solution

The fourth proportional to 79,530.07, 119,291.98 and 26,939.55 is: 40,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,530.07 : 119,291.98 = 26,939.55 : x
  2. Step 2: Convert to fraction form
    79,530.07/119,291.98 = 26,939.55/x
  3. Step 3: Cross multiply
    79,530.07x = 119,291.98 × 26,939.55
  4. Step 4: Simplify right side
    79,530.07x = 3,213,672,259.81
  5. Step 5: Solve for x
    x = 3,213,672,259.81/79,530.07
  6. Step 6: Final answer
    x = 40,408.27

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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.