Home / 181,783.24-272,548.35-80,526.31

Finding the Fourth Proportional to 181,783.24, 272,548.35 and 80,526.31

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Solution

The fourth proportional to 181,783.24, 272,548.35 and 80,526.31 is: 120,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,783.24 : 272,548.35 = 80,526.31 : x
  2. Step 2: Convert to fraction form
    181,783.24/272,548.35 = 80,526.31/x
  3. Step 3: Cross multiply
    181,783.24x = 272,548.35 × 80,526.31
  4. Step 4: Simplify right side
    181,783.24x = 21,947,312,922.09
  5. Step 5: Solve for x
    x = 21,947,312,922.09/181,783.24
  6. Step 6: Final answer
    x = 120,733.42

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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.