Home / 148,244.58-204,575.49-81,176.58

Finding the Fourth Proportional to 148,244.58, 204,575.49 and 81,176.58

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Solution

The fourth proportional to 148,244.58, 204,575.49 and 81,176.58 is: 112,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,244.58 : 204,575.49 = 81,176.58 : x
  2. Step 2: Convert to fraction form
    148,244.58/204,575.49 = 81,176.58/x
  3. Step 3: Cross multiply
    148,244.58x = 204,575.49 × 81,176.58
  4. Step 4: Simplify right side
    148,244.58x = 16,606,738,630.02
  5. Step 5: Solve for x
    x = 16,606,738,630.02/148,244.58
  6. Step 6: Final answer
    x = 112,022.57

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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.