Home / 136,282.50-204,290.93-65,186.57

Finding the Fourth Proportional to 136,282.50, 204,290.93 and 65,186.57

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Solution

The fourth proportional to 136,282.50, 204,290.93 and 65,186.57 is: 97,716.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,282.50 : 204,290.93 = 65,186.57 : x
  2. Step 2: Convert to fraction form
    136,282.50/204,290.93 = 65,186.57/x
  3. Step 3: Cross multiply
    136,282.50x = 204,290.93 × 65,186.57
  4. Step 4: Simplify right side
    136,282.50x = 13,317,025,682.50
  5. Step 5: Solve for x
    x = 13,317,025,682.50/136,282.50
  6. Step 6: Final answer
    x = 97,716.33

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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.