Home / 193,043.56-266,397.54-108,162.28

Finding the Fourth Proportional to 193,043.56, 266,397.54 and 108,162.28

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Solution

The fourth proportional to 193,043.56, 266,397.54 and 108,162.28 is: 149,262.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,043.56 : 266,397.54 = 108,162.28 : x
  2. Step 2: Convert to fraction form
    193,043.56/266,397.54 = 108,162.28/x
  3. Step 3: Cross multiply
    193,043.56x = 266,397.54 × 108,162.28
  4. Step 4: Simplify right side
    193,043.56x = 28,814,165,312.79
  5. Step 5: Solve for x
    x = 28,814,165,312.79/193,043.56
  6. Step 6: Final answer
    x = 149,262.50

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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.