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Finding the Fourth Proportional to 76,173.51, 114,260.13 and 22,865.44

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Solution

The fourth proportional to 76,173.51, 114,260.13 and 22,865.44 is: 34,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,173.51 : 114,260.13 = 22,865.44 : x
  2. Step 2: Convert to fraction form
    76,173.51/114,260.13 = 22,865.44/x
  3. Step 3: Cross multiply
    76,173.51x = 114,260.13 × 22,865.44
  4. Step 4: Simplify right side
    76,173.51x = 2,612,608,107.65
  5. Step 5: Solve for x
    x = 2,612,608,107.65/76,173.51
  6. Step 6: Final answer
    x = 34,298.12

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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.