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Finding the Fourth Proportional to 161,000.54, 241,611.53 and 55,819.50

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Solution

The fourth proportional to 161,000.54, 241,611.53 and 55,819.50 is: 83,767.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,000.54 : 241,611.53 = 55,819.50 : x
  2. Step 2: Convert to fraction form
    161,000.54/241,611.53 = 55,819.50/x
  3. Step 3: Cross multiply
    161,000.54x = 241,611.53 × 55,819.50
  4. Step 4: Simplify right side
    161,000.54x = 13,486,636,123.27
  5. Step 5: Solve for x
    x = 13,486,636,123.27/161,000.54
  6. Step 6: Final answer
    x = 83,767.65

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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.