Home / 124,932.50-187,098.44-71,462.36

Finding the Fourth Proportional to 124,932.50, 187,098.44 and 71,462.36

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Solution

The fourth proportional to 124,932.50, 187,098.44 and 71,462.36 is: 107,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,932.50 : 187,098.44 = 71,462.36 : x
  2. Step 2: Convert to fraction form
    124,932.50/187,098.44 = 71,462.36/x
  3. Step 3: Cross multiply
    124,932.50x = 187,098.44 × 71,462.36
  4. Step 4: Simplify right side
    124,932.50x = 13,370,496,074.72
  5. Step 5: Solve for x
    x = 13,370,496,074.72/124,932.50
  6. Step 6: Final answer
    x = 107,021.76

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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.