Home / 175,980.48-242,789.40-115,583.88

Finding the Fourth Proportional to 175,980.48, 242,789.40 and 115,583.88

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Solution

The fourth proportional to 175,980.48, 242,789.40 and 115,583.88 is: 159,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,980.48 : 242,789.40 = 115,583.88 : x
  2. Step 2: Convert to fraction form
    175,980.48/242,789.40 = 115,583.88/x
  3. Step 3: Cross multiply
    175,980.48x = 242,789.40 × 115,583.88
  4. Step 4: Simplify right side
    175,980.48x = 28,062,540,874.87
  5. Step 5: Solve for x
    x = 28,062,540,874.87/175,980.48
  6. Step 6: Final answer
    x = 159,463.94

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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.