Home / 111,328.20-166,992.30-97,504.20

Finding the Fourth Proportional to 111,328.20, 166,992.30 and 97,504.20

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Solution

The fourth proportional to 111,328.20, 166,992.30 and 97,504.20 is: 146,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,328.20 : 166,992.30 = 97,504.20 : x
  2. Step 2: Convert to fraction form
    111,328.20/166,992.30 = 97,504.20/x
  3. Step 3: Cross multiply
    111,328.20x = 166,992.30 × 97,504.20
  4. Step 4: Simplify right side
    111,328.20x = 16,282,450,617.66
  5. Step 5: Solve for x
    x = 16,282,450,617.66/111,328.20
  6. Step 6: Final answer
    x = 146,256.30

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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.