Home / 55,650.53-83,475.06-13,530.49

Finding the Fourth Proportional to 55,650.53, 83,475.06 and 13,530.49

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Solution

The fourth proportional to 55,650.53, 83,475.06 and 13,530.49 is: 20,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,650.53 : 83,475.06 = 13,530.49 : x
  2. Step 2: Convert to fraction form
    55,650.53/83,475.06 = 13,530.49/x
  3. Step 3: Cross multiply
    55,650.53x = 83,475.06 × 13,530.49
  4. Step 4: Simplify right side
    55,650.53x = 1,129,458,146.46
  5. Step 5: Solve for x
    x = 1,129,458,146.46/55,650.53
  6. Step 6: Final answer
    x = 20,295.55

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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.