Home / 132,493.26-182,835.44-72,063.81

Finding the Fourth Proportional to 132,493.26, 182,835.44 and 72,063.81

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Solution

The fourth proportional to 132,493.26, 182,835.44 and 72,063.81 is: 99,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,493.26 : 182,835.44 = 72,063.81 : x
  2. Step 2: Convert to fraction form
    132,493.26/182,835.44 = 72,063.81/x
  3. Step 3: Cross multiply
    132,493.26x = 182,835.44 × 72,063.81
  4. Step 4: Simplify right side
    132,493.26x = 13,175,818,409.43
  5. Step 5: Solve for x
    x = 13,175,818,409.43/132,493.26
  6. Step 6: Final answer
    x = 99,445.20

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Why These Related Problems?

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