Home / 55,502.55-83,297.57-20,466.81

Finding the Fourth Proportional to 55,502.55, 83,297.57 and 20,466.81

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Solution

The fourth proportional to 55,502.55, 83,297.57 and 20,466.81 is: 30,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,502.55 : 83,297.57 = 20,466.81 : x
  2. Step 2: Convert to fraction form
    55,502.55/83,297.57 = 20,466.81/x
  3. Step 3: Cross multiply
    55,502.55x = 83,297.57 × 20,466.81
  4. Step 4: Simplify right side
    55,502.55x = 1,704,835,436.32
  5. Step 5: Solve for x
    x = 1,704,835,436.32/55,502.55
  6. Step 6: Final answer
    x = 30,716.34

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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.