Home / 181,403.22-250,325.64-100,827.93

Finding the Fourth Proportional to 181,403.22, 250,325.64 and 100,827.93

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Solution

The fourth proportional to 181,403.22, 250,325.64 and 100,827.93 is: 139,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,403.22 : 250,325.64 = 100,827.93 : x
  2. Step 2: Convert to fraction form
    181,403.22/250,325.64 = 100,827.93/x
  3. Step 3: Cross multiply
    181,403.22x = 250,325.64 × 100,827.93
  4. Step 4: Simplify right side
    181,403.22x = 25,239,816,107.13
  5. Step 5: Solve for x
    x = 25,239,816,107.13/181,403.22
  6. Step 6: Final answer
    x = 139,136.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.