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Finding the Fourth Proportional to 148,600.20, 223,046.10 and 73,804.80

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Solution

The fourth proportional to 148,600.20, 223,046.10 and 73,804.80 is: 110,779.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,600.20 : 223,046.10 = 73,804.80 : x
  2. Step 2: Convert to fraction form
    148,600.20/223,046.10 = 73,804.80/x
  3. Step 3: Cross multiply
    148,600.20x = 223,046.10 × 73,804.80
  4. Step 4: Simplify right side
    148,600.20x = 16,461,872,801.28
  5. Step 5: Solve for x
    x = 16,461,872,801.28/148,600.20
  6. Step 6: Final answer
    x = 110,779.61

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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.