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Finding the Fourth Proportional to 80,303.25, 120,454.92 and 24,899.25

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Solution

The fourth proportional to 80,303.25, 120,454.92 and 24,899.25 is: 37,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,303.25 : 120,454.92 = 24,899.25 : x
  2. Step 2: Convert to fraction form
    80,303.25/120,454.92 = 24,899.25/x
  3. Step 3: Cross multiply
    80,303.25x = 120,454.92 × 24,899.25
  4. Step 4: Simplify right side
    80,303.25x = 2,999,237,166.81
  5. Step 5: Solve for x
    x = 2,999,237,166.81/80,303.25
  6. Step 6: Final answer
    x = 37,348.89

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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.