Home / 146,977.92-220,268.16-105,333.12

Finding the Fourth Proportional to 146,977.92, 220,268.16 and 105,333.12

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Solution

The fourth proportional to 146,977.92, 220,268.16 and 105,333.12 is: 157,857.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,977.92 : 220,268.16 = 105,333.12 : x
  2. Step 2: Convert to fraction form
    146,977.92/220,268.16 = 105,333.12/x
  3. Step 3: Cross multiply
    146,977.92x = 220,268.16 × 105,333.12
  4. Step 4: Simplify right side
    146,977.92x = 23,201,532,529.46
  5. Step 5: Solve for x
    x = 23,201,532,529.46/146,977.92
  6. Step 6: Final answer
    x = 157,857.27

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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.