Home / 116,322.87-160,524.14-66,018.63

Finding the Fourth Proportional to 116,322.87, 160,524.14 and 66,018.63

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Solution

The fourth proportional to 116,322.87, 160,524.14 and 66,018.63 is: 91,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,322.87 : 160,524.14 = 66,018.63 : x
  2. Step 2: Convert to fraction form
    116,322.87/160,524.14 = 66,018.63/x
  3. Step 3: Cross multiply
    116,322.87x = 160,524.14 × 66,018.63
  4. Step 4: Simplify right side
    116,322.87x = 10,597,583,474.64
  5. Step 5: Solve for x
    x = 10,597,583,474.64/116,322.87
  6. Step 6: Final answer
    x = 91,104.90

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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.