Home / 79,273.89-109,397.93-43,463.14

Finding the Fourth Proportional to 79,273.89, 109,397.93 and 43,463.14

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Solution

The fourth proportional to 79,273.89, 109,397.93 and 43,463.14 is: 59,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,273.89 : 109,397.93 = 43,463.14 : x
  2. Step 2: Convert to fraction form
    79,273.89/109,397.93 = 43,463.14/x
  3. Step 3: Cross multiply
    79,273.89x = 109,397.93 × 43,463.14
  4. Step 4: Simplify right side
    79,273.89x = 4,754,777,056.49
  5. Step 5: Solve for x
    x = 4,754,777,056.49/79,273.89
  6. Step 6: Final answer
    x = 59,979.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.