Home / 183,537.60-253,276.80-108,091.20

Finding the Fourth Proportional to 183,537.60, 253,276.80 and 108,091.20

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Solution

The fourth proportional to 183,537.60, 253,276.80 and 108,091.20 is: 149,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,537.60 : 253,276.80 = 108,091.20 : x
  2. Step 2: Convert to fraction form
    183,537.60/253,276.80 = 108,091.20/x
  3. Step 3: Cross multiply
    183,537.60x = 253,276.80 × 108,091.20
  4. Step 4: Simplify right side
    183,537.60x = 27,376,993,244.16
  5. Step 5: Solve for x
    x = 27,376,993,244.16/183,537.60
  6. Step 6: Final answer
    x = 149,162.86

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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.