Home / 132,279.69-182,536.56-74,924.81

Finding the Fourth Proportional to 132,279.69, 182,536.56 and 74,924.81

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Solution

The fourth proportional to 132,279.69, 182,536.56 and 74,924.81 is: 103,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,279.69 : 182,536.56 = 74,924.81 : x
  2. Step 2: Convert to fraction form
    132,279.69/182,536.56 = 74,924.81/x
  3. Step 3: Cross multiply
    132,279.69x = 182,536.56 × 74,924.81
  4. Step 4: Simplify right side
    132,279.69x = 13,676,516,163.37
  5. Step 5: Solve for x
    x = 13,676,516,163.37/132,279.69
  6. Step 6: Final answer
    x = 103,390.90

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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.