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Finding the Fourth Proportional to 49,704.60, 74,459.70 and 29,924.40

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Solution

The fourth proportional to 49,704.60, 74,459.70 and 29,924.40 is: 44,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,704.60 : 74,459.70 = 29,924.40 : x
  2. Step 2: Convert to fraction form
    49,704.60/74,459.70 = 29,924.40/x
  3. Step 3: Cross multiply
    49,704.60x = 74,459.70 × 29,924.40
  4. Step 4: Simplify right side
    49,704.60x = 2,228,161,846.68
  5. Step 5: Solve for x
    x = 2,228,161,846.68/49,704.60
  6. Step 6: Final answer
    x = 44,828.08

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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.