Home / 118,977.20-178,436.76-34,714.64

Finding the Fourth Proportional to 118,977.20, 178,436.76 and 34,714.64

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Solution

The fourth proportional to 118,977.20, 178,436.76 and 34,714.64 is: 52,063.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,977.20 : 178,436.76 = 34,714.64 : x
  2. Step 2: Convert to fraction form
    118,977.20/178,436.76 = 34,714.64/x
  3. Step 3: Cross multiply
    118,977.20x = 178,436.76 × 34,714.64
  4. Step 4: Simplify right side
    118,977.20x = 6,194,367,886.17
  5. Step 5: Solve for x
    x = 6,194,367,886.17/118,977.20
  6. Step 6: Final answer
    x = 52,063.49

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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.