Home / 79,434.55-119,077.71-26,807.23

Finding the Fourth Proportional to 79,434.55, 119,077.71 and 26,807.23

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Solution

The fourth proportional to 79,434.55, 119,077.71 and 26,807.23 is: 40,185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,434.55 : 119,077.71 = 26,807.23 : x
  2. Step 2: Convert to fraction form
    79,434.55/119,077.71 = 26,807.23/x
  3. Step 3: Cross multiply
    79,434.55x = 119,077.71 × 26,807.23
  4. Step 4: Simplify right side
    79,434.55x = 3,192,143,559.84
  5. Step 5: Solve for x
    x = 3,192,143,559.84/79,434.55
  6. Step 6: Final answer
    x = 40,185.83

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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.