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Finding the Fourth Proportional to 181,480.71, 272,276.40 and 92,796.51

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Solution

The fourth proportional to 181,480.71, 272,276.40 and 92,796.51 is: 139,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,480.71 : 272,276.40 = 92,796.51 : x
  2. Step 2: Convert to fraction form
    181,480.71/272,276.40 = 92,796.51/x
  3. Step 3: Cross multiply
    181,480.71x = 272,276.40 × 92,796.51
  4. Step 4: Simplify right side
    181,480.71x = 25,266,299,675.36
  5. Step 5: Solve for x
    x = 25,266,299,675.36/181,480.71
  6. Step 6: Final answer
    x = 139,223.06

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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.