Home / 92,619.68-127,814.91-50,178.29

Finding the Fourth Proportional to 92,619.68, 127,814.91 and 50,178.29

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Solution

The fourth proportional to 92,619.68, 127,814.91 and 50,178.29 is: 69,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,619.68 : 127,814.91 = 50,178.29 : x
  2. Step 2: Convert to fraction form
    92,619.68/127,814.91 = 50,178.29/x
  3. Step 3: Cross multiply
    92,619.68x = 127,814.91 × 50,178.29
  4. Step 4: Simplify right side
    92,619.68x = 6,413,533,620.30
  5. Step 5: Solve for x
    x = 6,413,533,620.30/92,619.68
  6. Step 6: Final answer
    x = 69,245.91

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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.