Home / 89,962.70-124,150.46-49,679.04

Finding the Fourth Proportional to 89,962.70, 124,150.46 and 49,679.04

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Solution

The fourth proportional to 89,962.70, 124,150.46 and 49,679.04 is: 68,558.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,962.70 : 124,150.46 = 49,679.04 : x
  2. Step 2: Convert to fraction form
    89,962.70/124,150.46 = 49,679.04/x
  3. Step 3: Cross multiply
    89,962.70x = 124,150.46 × 49,679.04
  4. Step 4: Simplify right side
    89,962.70x = 6,167,675,668.36
  5. Step 5: Solve for x
    x = 6,167,675,668.36/89,962.70
  6. Step 6: Final answer
    x = 68,558.14

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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.