Home / 119,141.42-178,673.25-52,578.86

Finding the Fourth Proportional to 119,141.42, 178,673.25 and 52,578.86

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Solution

The fourth proportional to 119,141.42, 178,673.25 and 52,578.86 is: 78,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,141.42 : 178,673.25 = 52,578.86 : x
  2. Step 2: Convert to fraction form
    119,141.42/178,673.25 = 52,578.86/x
  3. Step 3: Cross multiply
    119,141.42x = 178,673.25 × 52,578.86
  4. Step 4: Simplify right side
    119,141.42x = 9,394,435,797.50
  5. Step 5: Solve for x
    x = 9,394,435,797.50/119,141.42
  6. Step 6: Final answer
    x = 78,851.13

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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.