Home / 505,154.12-757,855.92-150,166.64

Finding the Fourth Proportional to 505,154.12, 757,855.92 and 150,166.64

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Solution

The fourth proportional to 505,154.12, 757,855.92 and 150,166.64 is: 225,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,154.12 : 757,855.92 = 150,166.64 : x
  2. Step 2: Convert to fraction form
    505,154.12/757,855.92 = 150,166.64/x
  3. Step 3: Cross multiply
    505,154.12x = 757,855.92 × 150,166.64
  4. Step 4: Simplify right side
    505,154.12x = 113,804,677,110.51
  5. Step 5: Solve for x
    x = 113,804,677,110.51/505,154.12
  6. Step 6: Final answer
    x = 225,287.04

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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.