Home / 132,755.16-183,189.96-79,053.24

Finding the Fourth Proportional to 132,755.16, 183,189.96 and 79,053.24

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Solution

The fourth proportional to 132,755.16, 183,189.96 and 79,053.24 is: 109,086.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,755.16 : 183,189.96 = 79,053.24 : x
  2. Step 2: Convert to fraction form
    132,755.16/183,189.96 = 79,053.24/x
  3. Step 3: Cross multiply
    132,755.16x = 183,189.96 × 79,053.24
  4. Step 4: Simplify right side
    132,755.16x = 14,481,759,873.47
  5. Step 5: Solve for x
    x = 14,481,759,873.47/132,755.16
  6. Step 6: Final answer
    x = 109,086.23

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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.