Home / 55,565.87-83,327.81-18,117.14

Finding the Fourth Proportional to 55,565.87, 83,327.81 and 18,117.14

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Solution

The fourth proportional to 55,565.87, 83,327.81 and 18,117.14 is: 27,168.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,565.87 : 83,327.81 = 18,117.14 : x
  2. Step 2: Convert to fraction form
    55,565.87/83,327.81 = 18,117.14/x
  3. Step 3: Cross multiply
    55,565.87x = 83,327.81 × 18,117.14
  4. Step 4: Simplify right side
    55,565.87x = 1,509,661,092.44
  5. Step 5: Solve for x
    x = 1,509,661,092.44/55,565.87
  6. Step 6: Final answer
    x = 27,168.86

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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.