Home / 181,403.34-272,133.18-92,608.80

Finding the Fourth Proportional to 181,403.34, 272,133.18 and 92,608.80

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Solution

The fourth proportional to 181,403.34, 272,133.18 and 92,608.80 is: 138,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,403.34 : 272,133.18 = 92,608.80 : x
  2. Step 2: Convert to fraction form
    181,403.34/272,133.18 = 92,608.80/x
  3. Step 3: Cross multiply
    181,403.34x = 272,133.18 × 92,608.80
  4. Step 4: Simplify right side
    181,403.34x = 25,201,927,239.98
  5. Step 5: Solve for x
    x = 25,201,927,239.98/181,403.34
  6. Step 6: Final answer
    x = 138,927.58

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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.