Home / 181,984.65-272,976.98-57,309.45

Finding the Fourth Proportional to 181,984.65, 272,976.98 and 57,309.45

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Solution

The fourth proportional to 181,984.65, 272,976.98 and 57,309.45 is: 85,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,984.65 : 272,976.98 = 57,309.45 : x
  2. Step 2: Convert to fraction form
    181,984.65/272,976.98 = 57,309.45/x
  3. Step 3: Cross multiply
    181,984.65x = 272,976.98 × 57,309.45
  4. Step 4: Simplify right side
    181,984.65x = 15,644,160,299.91
  5. Step 5: Solve for x
    x = 15,644,160,299.91/181,984.65
  6. Step 6: Final answer
    x = 85,964.18

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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.