Home / 111,090.30-166,635.33-36,210.42

Finding the Fourth Proportional to 111,090.30, 166,635.33 and 36,210.42

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Solution

The fourth proportional to 111,090.30, 166,635.33 and 36,210.42 is: 54,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,090.30 : 166,635.33 = 36,210.42 : x
  2. Step 2: Convert to fraction form
    111,090.30/166,635.33 = 36,210.42/x
  3. Step 3: Cross multiply
    111,090.30x = 166,635.33 × 36,210.42
  4. Step 4: Simplify right side
    111,090.30x = 6,033,935,286.14
  5. Step 5: Solve for x
    x = 6,033,935,286.14/111,090.30
  6. Step 6: Final answer
    x = 54,315.59

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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.