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Finding the Fourth Proportional to 245,056.60, 367,068.21 and 112,048.73

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Solution

The fourth proportional to 245,056.60, 367,068.21 and 112,048.73 is: 167,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,056.60 : 367,068.21 = 112,048.73 : x
  2. Step 2: Convert to fraction form
    245,056.60/367,068.21 = 112,048.73/x
  3. Step 3: Cross multiply
    245,056.60x = 367,068.21 × 112,048.73
  4. Step 4: Simplify right side
    245,056.60x = 41,129,526,753.87
  5. Step 5: Solve for x
    x = 41,129,526,753.87/245,056.60
  6. Step 6: Final answer
    x = 167,836.85

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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.