Home / 132,467.29-183,286.23-115,506.90

Finding the Fourth Proportional to 132,467.29, 183,286.23 and 115,506.90

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Solution

The fourth proportional to 132,467.29, 183,286.23 and 115,506.90 is: 159,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,467.29 : 183,286.23 = 115,506.90 : x
  2. Step 2: Convert to fraction form
    132,467.29/183,286.23 = 115,506.90/x
  3. Step 3: Cross multiply
    132,467.29x = 183,286.23 × 115,506.90
  4. Step 4: Simplify right side
    132,467.29x = 21,170,824,239.99
  5. Step 5: Solve for x
    x = 21,170,824,239.99/132,467.29
  6. Step 6: Final answer
    x = 159,819.26

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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.