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Finding the Fourth Proportional to 161,123.50, 241,685.35 and 61,260.62

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Solution

The fourth proportional to 161,123.50, 241,685.35 and 61,260.62 is: 91,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,123.50 : 241,685.35 = 61,260.62 : x
  2. Step 2: Convert to fraction form
    161,123.50/241,685.35 = 61,260.62/x
  3. Step 3: Cross multiply
    161,123.50x = 241,685.35 × 61,260.62
  4. Step 4: Simplify right side
    161,123.50x = 14,805,794,836.98
  5. Step 5: Solve for x
    x = 14,805,794,836.98/161,123.50
  6. Step 6: Final answer
    x = 91,890.97

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1.5x scale

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.