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Finding the Fourth Proportional to 57,809.63, 86,714.46 and 16,256.63

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Solution

The fourth proportional to 57,809.63, 86,714.46 and 16,256.63 is: 24,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,809.63 : 86,714.46 = 16,256.63 : x
  2. Step 2: Convert to fraction form
    57,809.63/86,714.46 = 16,256.63/x
  3. Step 3: Cross multiply
    57,809.63x = 86,714.46 × 16,256.63
  4. Step 4: Simplify right side
    57,809.63x = 1,409,684,458.30
  5. Step 5: Solve for x
    x = 1,409,684,458.30/57,809.63
  6. Step 6: Final answer
    x = 24,384.94

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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.