Home / 69,050.02-103,588.39-26,928.40

Finding the Fourth Proportional to 69,050.02, 103,588.39 and 26,928.40

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Solution

The fourth proportional to 69,050.02, 103,588.39 and 26,928.40 is: 40,397.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,050.02 : 103,588.39 = 26,928.40 : x
  2. Step 2: Convert to fraction form
    69,050.02/103,588.39 = 26,928.40/x
  3. Step 3: Cross multiply
    69,050.02x = 103,588.39 × 26,928.40
  4. Step 4: Simplify right side
    69,050.02x = 2,789,469,601.28
  5. Step 5: Solve for x
    x = 2,789,469,601.28/69,050.02
  6. Step 6: Final answer
    x = 40,397.81

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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.