Home / 132,479.96-182,862.36-90,063.09

Finding the Fourth Proportional to 132,479.96, 182,862.36 and 90,063.09

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Solution

The fourth proportional to 132,479.96, 182,862.36 and 90,063.09 is: 124,314.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,479.96 : 182,862.36 = 90,063.09 : x
  2. Step 2: Convert to fraction form
    132,479.96/182,862.36 = 90,063.09/x
  3. Step 3: Cross multiply
    132,479.96x = 182,862.36 × 90,063.09
  4. Step 4: Simplify right side
    132,479.96x = 16,469,149,186.29
  5. Step 5: Solve for x
    x = 16,469,149,186.29/132,479.96
  6. Step 6: Final answer
    x = 124,314.27

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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.