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Finding the Fourth Proportional to 29,750.40, 44,575.20 and 19,748.16

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Solution

The fourth proportional to 29,750.40, 44,575.20 and 19,748.16 is: 29,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,750.40 : 44,575.20 = 19,748.16 : x
  2. Step 2: Convert to fraction form
    29,750.40/44,575.20 = 19,748.16/x
  3. Step 3: Cross multiply
    29,750.40x = 44,575.20 × 19,748.16
  4. Step 4: Simplify right side
    29,750.40x = 880,278,181.63
  5. Step 5: Solve for x
    x = 880,278,181.63/29,750.40
  6. Step 6: Final answer
    x = 29,588.78

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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.