Home / 119,026.26-178,414.80-40,113.21

Finding the Fourth Proportional to 119,026.26, 178,414.80 and 40,113.21

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Solution

The fourth proportional to 119,026.26, 178,414.80 and 40,113.21 is: 60,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,026.26 : 178,414.80 = 40,113.21 : x
  2. Step 2: Convert to fraction form
    119,026.26/178,414.80 = 40,113.21/x
  3. Step 3: Cross multiply
    119,026.26x = 178,414.80 × 40,113.21
  4. Step 4: Simplify right side
    119,026.26x = 7,156,790,339.51
  5. Step 5: Solve for x
    x = 7,156,790,339.51/119,026.26
  6. Step 6: Final answer
    x = 60,127.83

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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.