Home / 181,768.77-272,777.70-63,440.11

Finding the Fourth Proportional to 181,768.77, 272,777.70 and 63,440.11

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Solution

The fourth proportional to 181,768.77, 272,777.70 and 63,440.11 is: 95,203.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,768.77 : 272,777.70 = 63,440.11 : x
  2. Step 2: Convert to fraction form
    181,768.77/272,777.70 = 63,440.11/x
  3. Step 3: Cross multiply
    181,768.77x = 272,777.70 × 63,440.11
  4. Step 4: Simplify right side
    181,768.77x = 17,305,047,293.55
  5. Step 5: Solve for x
    x = 17,305,047,293.55/181,768.77
  6. Step 6: Final answer
    x = 95,203.63

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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.