Home / 183,566.12-275,238.40-82,345.72

Finding the Fourth Proportional to 183,566.12, 275,238.40 and 82,345.72

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Solution

The fourth proportional to 183,566.12, 275,238.40 and 82,345.72 is: 123,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,566.12 : 275,238.40 = 82,345.72 : x
  2. Step 2: Convert to fraction form
    183,566.12/275,238.40 = 82,345.72/x
  3. Step 3: Cross multiply
    183,566.12x = 275,238.40 × 82,345.72
  4. Step 4: Simplify right side
    183,566.12x = 22,664,704,219.65
  5. Step 5: Solve for x
    x = 22,664,704,219.65/183,566.12
  6. Step 6: Final answer
    x = 123,468.89

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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.