Home / 132,324.03-182,636.03-81,380.59

Finding the Fourth Proportional to 132,324.03, 182,636.03 and 81,380.59

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Solution

The fourth proportional to 132,324.03, 182,636.03 and 81,380.59 is: 112,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,324.03 : 182,636.03 = 81,380.59 : x
  2. Step 2: Convert to fraction form
    132,324.03/182,636.03 = 81,380.59/x
  3. Step 3: Cross multiply
    132,324.03x = 182,636.03 × 81,380.59
  4. Step 4: Simplify right side
    132,324.03x = 14,863,027,623.52
  5. Step 5: Solve for x
    x = 14,863,027,623.52/132,324.03
  6. Step 6: Final answer
    x = 112,322.97

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1.5x scale

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.