Home / 86,536.04-129,804.10-33,960.56

Finding the Fourth Proportional to 86,536.04, 129,804.10 and 33,960.56

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Solution

The fourth proportional to 86,536.04, 129,804.10 and 33,960.56 is: 50,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,536.04 : 129,804.10 = 33,960.56 : x
  2. Step 2: Convert to fraction form
    86,536.04/129,804.10 = 33,960.56/x
  3. Step 3: Cross multiply
    86,536.04x = 129,804.10 × 33,960.56
  4. Step 4: Simplify right side
    86,536.04x = 4,408,219,192.37
  5. Step 5: Solve for x
    x = 4,408,219,192.37/86,536.04
  6. Step 6: Final answer
    x = 50,940.85

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Double scale
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Similar ratio
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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.