Home / 55,548.39-83,331.23-18,603.75

Finding the Fourth Proportional to 55,548.39, 83,331.23 and 18,603.75

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Solution

The fourth proportional to 55,548.39, 83,331.23 and 18,603.75 is: 27,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,548.39 : 83,331.23 = 18,603.75 : x
  2. Step 2: Convert to fraction form
    55,548.39/83,331.23 = 18,603.75/x
  3. Step 3: Cross multiply
    55,548.39x = 83,331.23 × 18,603.75
  4. Step 4: Simplify right side
    55,548.39x = 1,550,273,277.09
  5. Step 5: Solve for x
    x = 1,550,273,277.09/55,548.39
  6. Step 6: Final answer
    x = 27,908.52

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1.5x scale

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.