Home / 91,174.08-125,826.57-50,895.71

Finding the Fourth Proportional to 91,174.08, 125,826.57 and 50,895.71

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Solution

The fourth proportional to 91,174.08, 125,826.57 and 50,895.71 is: 70,239.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,174.08 : 125,826.57 = 50,895.71 : x
  2. Step 2: Convert to fraction form
    91,174.08/125,826.57 = 50,895.71/x
  3. Step 3: Cross multiply
    91,174.08x = 125,826.57 × 50,895.71
  4. Step 4: Simplify right side
    91,174.08x = 6,404,031,987.88
  5. Step 5: Solve for x
    x = 6,404,031,987.88/91,174.08
  6. Step 6: Final answer
    x = 70,239.61

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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.