Home / 227,035.50-340,341.54-77,173.38

Finding the Fourth Proportional to 227,035.50, 340,341.54 and 77,173.38

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Solution

The fourth proportional to 227,035.50, 340,341.54 and 77,173.38 is: 115,688.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,035.50 : 340,341.54 = 77,173.38 : x
  2. Step 2: Convert to fraction form
    227,035.50/340,341.54 = 77,173.38/x
  3. Step 3: Cross multiply
    227,035.50x = 340,341.54 × 77,173.38
  4. Step 4: Simplify right side
    227,035.50x = 26,265,306,996.21
  5. Step 5: Solve for x
    x = 26,265,306,996.21/227,035.50
  6. Step 6: Final answer
    x = 115,688.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.