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Finding the Fourth Proportional to 160,694.55, 241,045.23 and 54,081.74

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Solution

The fourth proportional to 160,694.55, 241,045.23 and 54,081.74 is: 81,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,694.55 : 241,045.23 = 54,081.74 : x
  2. Step 2: Convert to fraction form
    160,694.55/241,045.23 = 54,081.74/x
  3. Step 3: Cross multiply
    160,694.55x = 241,045.23 × 54,081.74
  4. Step 4: Simplify right side
    160,694.55x = 13,036,144,251.87
  5. Step 5: Solve for x
    x = 13,036,144,251.87/160,694.55
  6. Step 6: Final answer
    x = 81,123.75

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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.