Home / 104,923.28-157,270.38-51,651.92

Finding the Fourth Proportional to 104,923.28, 157,270.38 and 51,651.92

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Solution

The fourth proportional to 104,923.28, 157,270.38 and 51,651.92 is: 77,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,923.28 : 157,270.38 = 51,651.92 : x
  2. Step 2: Convert to fraction form
    104,923.28/157,270.38 = 51,651.92/x
  3. Step 3: Cross multiply
    104,923.28x = 157,270.38 × 51,651.92
  4. Step 4: Simplify right side
    104,923.28x = 8,123,317,086.13
  5. Step 5: Solve for x
    x = 8,123,317,086.13/104,923.28
  6. Step 6: Final answer
    x = 77,421.49

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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.