Home / 308,094.03-425,178.42-172,142.96

Finding the Fourth Proportional to 308,094.03, 425,178.42 and 172,142.96

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Solution

The fourth proportional to 308,094.03, 425,178.42 and 172,142.96 is: 237,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,094.03 : 425,178.42 = 172,142.96 : x
  2. Step 2: Convert to fraction form
    308,094.03/425,178.42 = 172,142.96/x
  3. Step 3: Cross multiply
    308,094.03x = 425,178.42 × 172,142.96
  4. Step 4: Simplify right side
    308,094.03x = 73,191,468,975.50
  5. Step 5: Solve for x
    x = 73,191,468,975.50/308,094.03
  6. Step 6: Final answer
    x = 237,562.11

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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.