Home / 55,564.74-83,345.67-18,127.62

Finding the Fourth Proportional to 55,564.74, 83,345.67 and 18,127.62

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Solution

The fourth proportional to 55,564.74, 83,345.67 and 18,127.62 is: 27,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,564.74 : 83,345.67 = 18,127.62 : x
  2. Step 2: Convert to fraction form
    55,564.74/83,345.67 = 18,127.62/x
  3. Step 3: Cross multiply
    55,564.74x = 83,345.67 × 18,127.62
  4. Step 4: Simplify right side
    55,564.74x = 1,510,858,634.41
  5. Step 5: Solve for x
    x = 1,510,858,634.41/55,564.74
  6. Step 6: Final answer
    x = 27,190.96

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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.