Home / 104,933.28-157,285.38-51,661.92

Finding the Fourth Proportional to 104,933.28, 157,285.38 and 51,661.92

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Solution

The fourth proportional to 104,933.28, 157,285.38 and 51,661.92 is: 77,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.28 : 157,285.38 = 51,661.92 : x
  2. Step 2: Convert to fraction form
    104,933.28/157,285.38 = 51,661.92/x
  3. Step 3: Cross multiply
    104,933.28x = 157,285.38 × 51,661.92
  4. Step 4: Simplify right side
    104,933.28x = 8,125,664,718.73
  5. Step 5: Solve for x
    x = 8,125,664,718.73/104,933.28
  6. Step 6: Final answer
    x = 77,436.49

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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.