Home / 86,240.75-129,309.26-32,936.27

Finding the Fourth Proportional to 86,240.75, 129,309.26 and 32,936.27

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Solution

The fourth proportional to 86,240.75, 129,309.26 and 32,936.27 is: 49,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,240.75 : 129,309.26 = 32,936.27 : x
  2. Step 2: Convert to fraction form
    86,240.75/129,309.26 = 32,936.27/x
  3. Step 3: Cross multiply
    86,240.75x = 129,309.26 × 32,936.27
  4. Step 4: Simplify right side
    86,240.75x = 4,258,963,889.63
  5. Step 5: Solve for x
    x = 4,258,963,889.63/86,240.75
  6. Step 6: Final answer
    x = 49,384.59

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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.