Home / 227,564.40-341,346.60-77,791.35

Finding the Fourth Proportional to 227,564.40, 341,346.60 and 77,791.35

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Solution

The fourth proportional to 227,564.40, 341,346.60 and 77,791.35 is: 116,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,564.40 : 341,346.60 = 77,791.35 : x
  2. Step 2: Convert to fraction form
    227,564.40/341,346.60 = 77,791.35/x
  3. Step 3: Cross multiply
    227,564.40x = 341,346.60 × 77,791.35
  4. Step 4: Simplify right side
    227,564.40x = 26,553,812,831.91
  5. Step 5: Solve for x
    x = 26,553,812,831.91/227,564.40
  6. Step 6: Final answer
    x = 116,687.03

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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.