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Finding the Fourth Proportional to 168,259.15, 252,293.99 and 55,879.12

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Solution

The fourth proportional to 168,259.15, 252,293.99 and 55,879.12 is: 83,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,259.15 : 252,293.99 = 55,879.12 : x
  2. Step 2: Convert to fraction form
    168,259.15/252,293.99 = 55,879.12/x
  3. Step 3: Cross multiply
    168,259.15x = 252,293.99 × 55,879.12
  4. Step 4: Simplify right side
    168,259.15x = 14,097,966,492.78
  5. Step 5: Solve for x
    x = 14,097,966,492.78/168,259.15
  6. Step 6: Final answer
    x = 83,787.22

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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.