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Finding the Fourth Proportional to 115,404.94, 173,080.68 and 36,504.46

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Solution

The fourth proportional to 115,404.94, 173,080.68 and 36,504.46 is: 54,748.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,404.94 : 173,080.68 = 36,504.46 : x
  2. Step 2: Convert to fraction form
    115,404.94/173,080.68 = 36,504.46/x
  3. Step 3: Cross multiply
    115,404.94x = 173,080.68 × 36,504.46
  4. Step 4: Simplify right side
    115,404.94x = 6,318,216,759.83
  5. Step 5: Solve for x
    x = 6,318,216,759.83/115,404.94
  6. Step 6: Final answer
    x = 54,748.23

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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.