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Finding the Fourth Proportional to 84,057.32, 126,085.58 and 24,893.32

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Solution

The fourth proportional to 84,057.32, 126,085.58 and 24,893.32 is: 37,339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,057.32 : 126,085.58 = 24,893.32 : x
  2. Step 2: Convert to fraction form
    84,057.32/126,085.58 = 24,893.32/x
  3. Step 3: Cross multiply
    84,057.32x = 126,085.58 × 24,893.32
  4. Step 4: Simplify right side
    84,057.32x = 3,138,688,690.33
  5. Step 5: Solve for x
    x = 3,138,688,690.33/84,057.32
  6. Step 6: Final answer
    x = 37,339.86

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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.