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Finding the Fourth Proportional to 172,025.96, 237,703.84 and 134,584.52

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Solution

The fourth proportional to 172,025.96, 237,703.84 and 134,584.52 is: 185,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,025.96 : 237,703.84 = 134,584.52 : x
  2. Step 2: Convert to fraction form
    172,025.96/237,703.84 = 134,584.52/x
  3. Step 3: Cross multiply
    172,025.96x = 237,703.84 × 134,584.52
  4. Step 4: Simplify right side
    172,025.96x = 31,991,255,683.58
  5. Step 5: Solve for x
    x = 31,991,255,683.58/172,025.96
  6. Step 6: Final answer
    x = 185,967.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.