Home / 181,405.65-272,109.07-55,046.94

Finding the Fourth Proportional to 181,405.65, 272,109.07 and 55,046.94

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Solution

The fourth proportional to 181,405.65, 272,109.07 and 55,046.94 is: 82,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,405.65 : 272,109.07 = 55,046.94 : x
  2. Step 2: Convert to fraction form
    181,405.65/272,109.07 = 55,046.94/x
  3. Step 3: Cross multiply
    181,405.65x = 272,109.07 × 55,046.94
  4. Step 4: Simplify right side
    181,405.65x = 14,978,772,228.76
  5. Step 5: Solve for x
    x = 14,978,772,228.76/181,405.65
  6. Step 6: Final answer
    x = 82,570.59

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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.