Home / 86,756.82-119,742.21-50,965.62

Finding the Fourth Proportional to 86,756.82, 119,742.21 and 50,965.62

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Solution

The fourth proportional to 86,756.82, 119,742.21 and 50,965.62 is: 70,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,756.82 : 119,742.21 = 50,965.62 : x
  2. Step 2: Convert to fraction form
    86,756.82/119,742.21 = 50,965.62/x
  3. Step 3: Cross multiply
    86,756.82x = 119,742.21 × 50,965.62
  4. Step 4: Simplify right side
    86,756.82x = 6,102,735,972.82
  5. Step 5: Solve for x
    x = 6,102,735,972.82/86,756.82
  6. Step 6: Final answer
    x = 70,343.01

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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.