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Finding the Fourth Proportional to 132,485.60, 198,723.84 and 37,716.37

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Solution

The fourth proportional to 132,485.60, 198,723.84 and 37,716.37 is: 56,573.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,485.60 : 198,723.84 = 37,716.37 : x
  2. Step 2: Convert to fraction form
    132,485.60/198,723.84 = 37,716.37/x
  3. Step 3: Cross multiply
    132,485.60x = 198,723.84 × 37,716.37
  4. Step 4: Simplify right side
    132,485.60x = 7,495,141,877.26
  5. Step 5: Solve for x
    x = 7,495,141,877.26/132,485.60
  6. Step 6: Final answer
    x = 56,573.26

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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.