Home / 54,313.29-75,055.26-40,861.21

Finding the Fourth Proportional to 54,313.29, 75,055.26 and 40,861.21

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Solution

The fourth proportional to 54,313.29, 75,055.26 and 40,861.21 is: 56,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.29 : 75,055.26 = 40,861.21 : x
  2. Step 2: Convert to fraction form
    54,313.29/75,055.26 = 40,861.21/x
  3. Step 3: Cross multiply
    54,313.29x = 75,055.26 × 40,861.21
  4. Step 4: Simplify right side
    54,313.29x = 3,066,848,740.46
  5. Step 5: Solve for x
    x = 3,066,848,740.46/54,313.29
  6. Step 6: Final answer
    x = 56,465.90

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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.