Home / 148,513.20-204,899.67-94,815.60

Finding the Fourth Proportional to 148,513.20, 204,899.67 and 94,815.60

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Solution

The fourth proportional to 148,513.20, 204,899.67 and 94,815.60 is: 130,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,513.20 : 204,899.67 = 94,815.60 : x
  2. Step 2: Convert to fraction form
    148,513.20/204,899.67 = 94,815.60/x
  3. Step 3: Cross multiply
    148,513.20x = 204,899.67 × 94,815.60
  4. Step 4: Simplify right side
    148,513.20x = 19,427,685,150.85
  5. Step 5: Solve for x
    x = 19,427,685,150.85/148,513.20
  6. Step 6: Final answer
    x = 130,814.53

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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.