Home / 183,439.40-253,161.30-108,002.60

Finding the Fourth Proportional to 183,439.40, 253,161.30 and 108,002.60

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Solution

The fourth proportional to 183,439.40, 253,161.30 and 108,002.60 is: 149,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,439.40 : 253,161.30 = 108,002.60 : x
  2. Step 2: Convert to fraction form
    183,439.40/253,161.30 = 108,002.60/x
  3. Step 3: Cross multiply
    183,439.40x = 253,161.30 × 108,002.60
  4. Step 4: Simplify right side
    183,439.40x = 27,342,078,619.38
  5. Step 5: Solve for x
    x = 27,342,078,619.38/183,439.40
  6. Step 6: Final answer
    x = 149,052.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.