Home / 54,884.18-75,744.62-31,015.81

Finding the Fourth Proportional to 54,884.18, 75,744.62 and 31,015.81

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Solution

The fourth proportional to 54,884.18, 75,744.62 and 31,015.81 is: 42,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,884.18 : 75,744.62 = 31,015.81 : x
  2. Step 2: Convert to fraction form
    54,884.18/75,744.62 = 31,015.81/x
  3. Step 3: Cross multiply
    54,884.18x = 75,744.62 × 31,015.81
  4. Step 4: Simplify right side
    54,884.18x = 2,349,280,798.35
  5. Step 5: Solve for x
    x = 2,349,280,798.35/54,884.18
  6. Step 6: Final answer
    x = 42,804.33

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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.