Home / 157,748.29-236,383.00-115,656.39

Finding the Fourth Proportional to 157,748.29, 236,383.00 and 115,656.39

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Solution

The fourth proportional to 157,748.29, 236,383.00 and 115,656.39 is: 173,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,748.29 : 236,383.00 = 115,656.39 : x
  2. Step 2: Convert to fraction form
    157,748.29/236,383.00 = 115,656.39/x
  3. Step 3: Cross multiply
    157,748.29x = 236,383.00 × 115,656.39
  4. Step 4: Simplify right side
    157,748.29x = 27,339,202,677.17
  5. Step 5: Solve for x
    x = 27,339,202,677.17/157,748.29
  6. Step 6: Final answer
    x = 173,309.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.