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Finding the Fourth Proportional to 57,263.31, 85,900.44 and 17,809.83

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Solution

The fourth proportional to 57,263.31, 85,900.44 and 17,809.83 is: 26,716.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,263.31 : 85,900.44 = 17,809.83 : x
  2. Step 2: Convert to fraction form
    57,263.31/85,900.44 = 17,809.83/x
  3. Step 3: Cross multiply
    57,263.31x = 85,900.44 × 17,809.83
  4. Step 4: Simplify right side
    57,263.31x = 1,529,872,403.55
  5. Step 5: Solve for x
    x = 1,529,872,403.55/57,263.31
  6. Step 6: Final answer
    x = 26,716.45

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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.