Home / 181,840.38-272,801.85-55,491.90

Finding the Fourth Proportional to 181,840.38, 272,801.85 and 55,491.90

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Solution

The fourth proportional to 181,840.38, 272,801.85 and 55,491.90 is: 83,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,840.38 : 272,801.85 = 55,491.90 : x
  2. Step 2: Convert to fraction form
    181,840.38/272,801.85 = 55,491.90/x
  3. Step 3: Cross multiply
    181,840.38x = 272,801.85 × 55,491.90
  4. Step 4: Simplify right side
    181,840.38x = 15,138,292,980.02
  5. Step 5: Solve for x
    x = 15,138,292,980.02/181,840.38
  6. Step 6: Final answer
    x = 83,250.45

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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.