Home / 181,681.94-272,523.14-81,823.52

Finding the Fourth Proportional to 181,681.94, 272,523.14 and 81,823.52

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Solution

The fourth proportional to 181,681.94, 272,523.14 and 81,823.52 is: 122,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,681.94 : 272,523.14 = 81,823.52 : x
  2. Step 2: Convert to fraction form
    181,681.94/272,523.14 = 81,823.52/x
  3. Step 3: Cross multiply
    181,681.94x = 272,523.14 × 81,823.52
  4. Step 4: Simplify right side
    181,681.94x = 22,298,802,596.25
  5. Step 5: Solve for x
    x = 22,298,802,596.25/181,681.94
  6. Step 6: Final answer
    x = 122,735.38

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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.