Home / 157,618.33-236,588.33-115,372.94

Finding the Fourth Proportional to 157,618.33, 236,588.33 and 115,372.94

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Solution

The fourth proportional to 157,618.33, 236,588.33 and 115,372.94 is: 173,177.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,618.33 : 236,588.33 = 115,372.94 : x
  2. Step 2: Convert to fraction form
    157,618.33/236,588.33 = 115,372.94/x
  3. Step 3: Cross multiply
    157,618.33x = 236,588.33 × 115,372.94
  4. Step 4: Simplify right side
    157,618.33x = 27,295,890,307.28
  5. Step 5: Solve for x
    x = 27,295,890,307.28/157,618.33
  6. Step 6: Final answer
    x = 173,177.13

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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.