Home / 119,043.85-178,565.78-92,768.26

Finding the Fourth Proportional to 119,043.85, 178,565.78 and 92,768.26

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Solution

The fourth proportional to 119,043.85, 178,565.78 and 92,768.26 is: 139,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,043.85 : 178,565.78 = 92,768.26 : x
  2. Step 2: Convert to fraction form
    119,043.85/178,565.78 = 92,768.26/x
  3. Step 3: Cross multiply
    119,043.85x = 178,565.78 × 92,768.26
  4. Step 4: Simplify right side
    119,043.85x = 16,565,236,706.14
  5. Step 5: Solve for x
    x = 16,565,236,706.14/119,043.85
  6. Step 6: Final answer
    x = 139,152.39

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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.