Home / 85,256.98-127,880.92-26,092.69

Finding the Fourth Proportional to 85,256.98, 127,880.92 and 26,092.69

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Solution

The fourth proportional to 85,256.98, 127,880.92 and 26,092.69 is: 39,137.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,256.98 : 127,880.92 = 26,092.69 : x
  2. Step 2: Convert to fraction form
    85,256.98/127,880.92 = 26,092.69/x
  3. Step 3: Cross multiply
    85,256.98x = 127,880.92 × 26,092.69
  4. Step 4: Simplify right side
    85,256.98x = 3,336,757,202.47
  5. Step 5: Solve for x
    x = 3,336,757,202.47/85,256.98
  6. Step 6: Final answer
    x = 39,137.64

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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.