Home / 86,900.32-119,907.84-50,609.44

Finding the Fourth Proportional to 86,900.32, 119,907.84 and 50,609.44

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Solution

The fourth proportional to 86,900.32, 119,907.84 and 50,609.44 is: 69,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,900.32 : 119,907.84 = 50,609.44 : x
  2. Step 2: Convert to fraction form
    86,900.32/119,907.84 = 50,609.44/x
  3. Step 3: Cross multiply
    86,900.32x = 119,907.84 × 50,609.44
  4. Step 4: Simplify right side
    86,900.32x = 6,068,468,634.01
  5. Step 5: Solve for x
    x = 6,068,468,634.01/86,900.32
  6. Step 6: Final answer
    x = 69,832.52

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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.