Home / 178,926.78-246,918.99-98,359.50

Finding the Fourth Proportional to 178,926.78, 246,918.99 and 98,359.50

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Solution

The fourth proportional to 178,926.78, 246,918.99 and 98,359.50 is: 135,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,926.78 : 246,918.99 = 98,359.50 : x
  2. Step 2: Convert to fraction form
    178,926.78/246,918.99 = 98,359.50/x
  3. Step 3: Cross multiply
    178,926.78x = 246,918.99 × 98,359.50
  4. Step 4: Simplify right side
    178,926.78x = 24,286,828,396.91
  5. Step 5: Solve for x
    x = 24,286,828,396.91/178,926.78
  6. Step 6: Final answer
    x = 135,736.13

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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.