Home / 55,580.82-83,360.14-20,041.16

Finding the Fourth Proportional to 55,580.82, 83,360.14 and 20,041.16

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Solution

The fourth proportional to 55,580.82, 83,360.14 and 20,041.16 is: 30,057.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,580.82 : 83,360.14 = 20,041.16 : x
  2. Step 2: Convert to fraction form
    55,580.82/83,360.14 = 20,041.16/x
  3. Step 3: Cross multiply
    55,580.82x = 83,360.14 × 20,041.16
  4. Step 4: Simplify right side
    55,580.82x = 1,670,633,436.46
  5. Step 5: Solve for x
    x = 1,670,633,436.46/55,580.82
  6. Step 6: Final answer
    x = 30,057.73

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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.