Home / 66,606.14-99,823.08-49,834.58

Finding the Fourth Proportional to 66,606.14, 99,823.08 and 49,834.58

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Solution

The fourth proportional to 66,606.14, 99,823.08 and 49,834.58 is: 74,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,606.14 : 99,823.08 = 49,834.58 : x
  2. Step 2: Convert to fraction form
    66,606.14/99,823.08 = 49,834.58/x
  3. Step 3: Cross multiply
    66,606.14x = 99,823.08 × 49,834.58
  4. Step 4: Simplify right side
    66,606.14x = 4,974,640,766.99
  5. Step 5: Solve for x
    x = 4,974,640,766.99/66,606.14
  6. Step 6: Final answer
    x = 74,687.43

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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.