Home / 119,713.68-178,514.40-113,827.22

Finding the Fourth Proportional to 119,713.68, 178,514.40 and 113,827.22

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Solution

The fourth proportional to 119,713.68, 178,514.40 and 113,827.22 is: 169,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,713.68 : 178,514.40 = 113,827.22 : x
  2. Step 2: Convert to fraction form
    119,713.68/178,514.40 = 113,827.22/x
  3. Step 3: Cross multiply
    119,713.68x = 178,514.40 × 113,827.22
  4. Step 4: Simplify right side
    119,713.68x = 20,319,797,881.97
  5. Step 5: Solve for x
    x = 20,319,797,881.97/119,713.68
  6. Step 6: Final answer
    x = 169,736.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.