Home / 119,340.74-178,983.40-35,078.37

Finding the Fourth Proportional to 119,340.74, 178,983.40 and 35,078.37

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Solution

The fourth proportional to 119,340.74, 178,983.40 and 35,078.37 is: 52,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,340.74 : 178,983.40 = 35,078.37 : x
  2. Step 2: Convert to fraction form
    119,340.74/178,983.40 = 35,078.37/x
  3. Step 3: Cross multiply
    119,340.74x = 178,983.40 × 35,078.37
  4. Step 4: Simplify right side
    119,340.74x = 6,278,445,137.29
  5. Step 5: Solve for x
    x = 6,278,445,137.29/119,340.74
  6. Step 6: Final answer
    x = 52,609.40

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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.