Home / 161,769.65-242,655.07-49,449.43

Finding the Fourth Proportional to 161,769.65, 242,655.07 and 49,449.43

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Solution

The fourth proportional to 161,769.65, 242,655.07 and 49,449.43 is: 74,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,769.65 : 242,655.07 = 49,449.43 : x
  2. Step 2: Convert to fraction form
    161,769.65/242,655.07 = 49,449.43/x
  3. Step 3: Cross multiply
    161,769.65x = 242,655.07 × 49,449.43
  4. Step 4: Simplify right side
    161,769.65x = 11,999,154,471.17
  5. Step 5: Solve for x
    x = 11,999,154,471.17/161,769.65
  6. Step 6: Final answer
    x = 74,174.33

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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.