Home / 124,690.14-187,035.21-31,195.89

Finding the Fourth Proportional to 124,690.14, 187,035.21 and 31,195.89

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Solution

The fourth proportional to 124,690.14, 187,035.21 and 31,195.89 is: 46,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,690.14 : 187,035.21 = 31,195.89 : x
  2. Step 2: Convert to fraction form
    124,690.14/187,035.21 = 31,195.89/x
  3. Step 3: Cross multiply
    124,690.14x = 187,035.21 × 31,195.89
  4. Step 4: Simplify right side
    124,690.14x = 5,834,729,837.29
  5. Step 5: Solve for x
    x = 5,834,729,837.29/124,690.14
  6. Step 6: Final answer
    x = 46,793.84

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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.