Home / 136,087.29-203,835.51-65,819.25

Finding the Fourth Proportional to 136,087.29, 203,835.51 and 65,819.25

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Solution

The fourth proportional to 136,087.29, 203,835.51 and 65,819.25 is: 98,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,087.29 : 203,835.51 = 65,819.25 : x
  2. Step 2: Convert to fraction form
    136,087.29/203,835.51 = 65,819.25/x
  3. Step 3: Cross multiply
    136,087.29x = 203,835.51 × 65,819.25
  4. Step 4: Simplify right side
    136,087.29x = 13,416,300,391.57
  5. Step 5: Solve for x
    x = 13,416,300,391.57/136,087.29
  6. Step 6: Final answer
    x = 98,585.99

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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.