Home / 54,727.13-75,516.07-31,756.34

Finding the Fourth Proportional to 54,727.13, 75,516.07 and 31,756.34

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Solution

The fourth proportional to 54,727.13, 75,516.07 and 31,756.34 is: 43,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,727.13 : 75,516.07 = 31,756.34 : x
  2. Step 2: Convert to fraction form
    54,727.13/75,516.07 = 31,756.34/x
  3. Step 3: Cross multiply
    54,727.13x = 75,516.07 × 31,756.34
  4. Step 4: Simplify right side
    54,727.13x = 2,398,113,994.38
  5. Step 5: Solve for x
    x = 2,398,113,994.38/54,727.13
  6. Step 6: Final answer
    x = 43,819.47

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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.