Home / 86,664.49-119,597.79-50,855.11

Finding the Fourth Proportional to 86,664.49, 119,597.79 and 50,855.11

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Solution

The fourth proportional to 86,664.49, 119,597.79 and 50,855.11 is: 70,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,664.49 : 119,597.79 = 50,855.11 : x
  2. Step 2: Convert to fraction form
    86,664.49/119,597.79 = 50,855.11/x
  3. Step 3: Cross multiply
    86,664.49x = 119,597.79 × 50,855.11
  4. Step 4: Simplify right side
    86,664.49x = 6,082,158,168.22
  5. Step 5: Solve for x
    x = 6,082,158,168.22/86,664.49
  6. Step 6: Final answer
    x = 70,180.51

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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.