Home / 86,336.36-129,513.52-33,028.22

Finding the Fourth Proportional to 86,336.36, 129,513.52 and 33,028.22

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Solution

The fourth proportional to 86,336.36, 129,513.52 and 33,028.22 is: 49,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,336.36 : 129,513.52 = 33,028.22 : x
  2. Step 2: Convert to fraction form
    86,336.36/129,513.52 = 33,028.22/x
  3. Step 3: Cross multiply
    86,336.36x = 129,513.52 × 33,028.22
  4. Step 4: Simplify right side
    86,336.36x = 4,277,601,031.53
  5. Step 5: Solve for x
    x = 4,277,601,031.53/86,336.36
  6. Step 6: Final answer
    x = 49,545.77

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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.