Home / 178,631.25-246,460.62-115,005.88

Finding the Fourth Proportional to 178,631.25, 246,460.62 and 115,005.88

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Solution

The fourth proportional to 178,631.25, 246,460.62 and 115,005.88 is: 158,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,631.25 : 246,460.62 = 115,005.88 : x
  2. Step 2: Convert to fraction form
    178,631.25/246,460.62 = 115,005.88/x
  3. Step 3: Cross multiply
    178,631.25x = 246,460.62 × 115,005.88
  4. Step 4: Simplify right side
    178,631.25x = 28,344,420,488.45
  5. Step 5: Solve for x
    x = 28,344,420,488.45/178,631.25
  6. Step 6: Final answer
    x = 158,675.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.