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Finding the Fourth Proportional to 29,811.20, 44,499.20 and 25,625.60

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Solution

The fourth proportional to 29,811.20, 44,499.20 and 25,625.60 is: 38,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,811.20 : 44,499.20 = 25,625.60 : x
  2. Step 2: Convert to fraction form
    29,811.20/44,499.20 = 25,625.60/x
  3. Step 3: Cross multiply
    29,811.20x = 44,499.20 × 25,625.60
  4. Step 4: Simplify right side
    29,811.20x = 1,140,318,699.52
  5. Step 5: Solve for x
    x = 1,140,318,699.52/29,811.20
  6. Step 6: Final answer
    x = 38,251.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.