Home / 136,244.54-204,071.42-65,976.50

Finding the Fourth Proportional to 136,244.54, 204,071.42 and 65,976.50

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Solution

The fourth proportional to 136,244.54, 204,071.42 and 65,976.50 is: 98,821.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,244.54 : 204,071.42 = 65,976.50 : x
  2. Step 2: Convert to fraction form
    136,244.54/204,071.42 = 65,976.50/x
  3. Step 3: Cross multiply
    136,244.54x = 204,071.42 × 65,976.50
  4. Step 4: Simplify right side
    136,244.54x = 13,463,918,041.63
  5. Step 5: Solve for x
    x = 13,463,918,041.63/136,244.54
  6. Step 6: Final answer
    x = 98,821.71

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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.