Home / 136,768.52-188,827.25-93,819.96

Finding the Fourth Proportional to 136,768.52, 188,827.25 and 93,819.96

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Solution

The fourth proportional to 136,768.52, 188,827.25 and 93,819.96 is: 129,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,768.52 : 188,827.25 = 93,819.96 : x
  2. Step 2: Convert to fraction form
    136,768.52/188,827.25 = 93,819.96/x
  3. Step 3: Cross multiply
    136,768.52x = 188,827.25 × 93,819.96
  4. Step 4: Simplify right side
    136,768.52x = 17,715,764,572.81
  5. Step 5: Solve for x
    x = 17,715,764,572.81/136,768.52
  6. Step 6: Final answer
    x = 129,531.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.