Home / 124,834.43-187,298.93-74,949.37

Finding the Fourth Proportional to 124,834.43, 187,298.93 and 74,949.37

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Solution

The fourth proportional to 124,834.43, 187,298.93 and 74,949.37 is: 112,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,834.43 : 187,298.93 = 74,949.37 : x
  2. Step 2: Convert to fraction form
    124,834.43/187,298.93 = 74,949.37/x
  3. Step 3: Cross multiply
    124,834.43x = 187,298.93 × 74,949.37
  4. Step 4: Simplify right side
    124,834.43x = 14,037,936,524.30
  5. Step 5: Solve for x
    x = 14,037,936,524.30/124,834.43
  6. Step 6: Final answer
    x = 112,452.44

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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.