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Finding the Fourth Proportional to 132,255.68, 182,445.06 and 84,458.66

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Solution

The fourth proportional to 132,255.68, 182,445.06 and 84,458.66 is: 116,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,255.68 : 182,445.06 = 84,458.66 : x
  2. Step 2: Convert to fraction form
    132,255.68/182,445.06 = 84,458.66/x
  3. Step 3: Cross multiply
    132,255.68x = 182,445.06 × 84,458.66
  4. Step 4: Simplify right side
    132,255.68x = 15,409,065,291.22
  5. Step 5: Solve for x
    x = 15,409,065,291.22/132,255.68
  6. Step 6: Final answer
    x = 116,509.67

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