Home / 178,550.50-246,399-97,979.37

Finding the Fourth Proportional to 178,550.50, 246,399 and 97,979.37

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Solution

The fourth proportional to 178,550.50, 246,399 and 97,979.37 is: 135,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,550.50 : 246,399 = 97,979.37 : x
  2. Step 2: Convert to fraction form
    178,550.50/246,399 = 97,979.37/x
  3. Step 3: Cross multiply
    178,550.50x = 246,399 × 97,979.37
  4. Step 4: Simplify right side
    178,550.50x = 24,142,018,788.63
  5. Step 5: Solve for x
    x = 24,142,018,788.63/178,550.50
  6. Step 6: Final answer
    x = 135,211.15

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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.