Home / 181,761.16-272,664.48-60,186.64

Finding the Fourth Proportional to 181,761.16, 272,664.48 and 60,186.64

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Solution

The fourth proportional to 181,761.16, 272,664.48 and 60,186.64 is: 90,287.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,761.16 : 272,664.48 = 60,186.64 : x
  2. Step 2: Convert to fraction form
    181,761.16/272,664.48 = 60,186.64/x
  3. Step 3: Cross multiply
    181,761.16x = 272,664.48 × 60,186.64
  4. Step 4: Simplify right side
    181,761.16x = 16,410,758,898.55
  5. Step 5: Solve for x
    x = 16,410,758,898.55/181,761.16
  6. Step 6: Final answer
    x = 90,287.49

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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.